Roll of googleapis as of 4/7/2015.

generated/googleapis/lib/compute/v1.dart

+// This is a generated file (see the discoveryapis_generator project).
+
 library googleapis.compute.v1;
 
-import "dart:core" as core;
-import "dart:collection" as collection;
-import "dart:async" as async;
-import "dart:convert" as convert;
+import 'dart:core' as core;
+import 'dart:collection' as collection;
+import 'dart:async' as async;
+import 'dart:convert' as convert;
 
-import "package:crypto/crypto.dart" as crypto;
+import 'package:_discoveryapis_commons/_discoveryapis_commons.dart' as commons;
+import 'package:crypto/crypto.dart' as crypto;
 import 'package:http/http.dart' as http;
-import '../src/common_internal.dart' as common_internal;
-import '../common/common.dart' as common;
 
-export '../common/common.dart' show ApiRequestError;
-export '../common/common.dart' show DetailedApiRequestError;
+export 'package:_discoveryapis_commons/_discoveryapis_commons.dart' show
+    ApiRequestError, DetailedApiRequestError;
+
+const core.String USER_AGENT = 'dart-api-client compute/v1';
 
 /** API for the Google Compute Engine service. */
 class ComputeApi {
   /** View and manage your data across Google Cloud Platform services */
   static const CloudPlatformScope = "https://www.googleapis.com/auth/cloud-platform";
 
   /** View and manage your Google Compute Engine resources */
   static const ComputeScope = "https://www.googleapis.com/auth/compute";
 
   /** View your Google Compute Engine resources */
   static const ComputeReadonlyScope = "https://www.googleapis.com/auth/compute.readonly";
 
   /** Manage your data and permissions in Google Cloud Storage */
   static const DevstorageFullControlScope = "https://www.googleapis.com/auth/devstorage.full_control";
 
   /** View your data in Google Cloud Storage */
   static const DevstorageReadOnlyScope = "https://www.googleapis.com/auth/devstorage.read_only";
 
   /** Manage your data in Google Cloud Storage */
   static const DevstorageReadWriteScope = "https://www.googleapis.com/auth/devstorage.read_write";
 
 
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
   AddressesResourceApi get addresses => new AddressesResourceApi(_requester);
   BackendServicesResourceApi get backendServices => new BackendServicesResourceApi(_requester);
   DiskTypesResourceApi get diskTypes => new DiskTypesResourceApi(_requester);
   DisksResourceApi get disks => new DisksResourceApi(_requester);
   FirewallsResourceApi get firewalls => new FirewallsResourceApi(_requester);
   ForwardingRulesResourceApi get forwardingRules => new ForwardingRulesResourceApi(_requester);
   GlobalAddressesResourceApi get globalAddresses => new GlobalAddressesResourceApi(_requester);
   GlobalForwardingRulesResourceApi get globalForwardingRules => new GlobalForwardingRulesResourceApi(_requester);
   GlobalOperationsResourceApi get globalOperations => new GlobalOperationsResourceApi(_requester);
   HttpHealthChecksResourceApi get httpHealthChecks => new HttpHealthChecksResourceApi(_requester);
   ImagesResourceApi get images => new ImagesResourceApi(_requester);
   InstanceTemplatesResourceApi get instanceTemplates => new InstanceTemplatesResourceApi(_requester);
   InstancesResourceApi get instances => new InstancesResourceApi(_requester);
   LicensesResourceApi get licenses => new LicensesResourceApi(_requester);
   MachineTypesResourceApi get machineTypes => new MachineTypesResourceApi(_requester);
   NetworksResourceApi get networks => new NetworksResourceApi(_requester);
   ProjectsResourceApi get projects => new ProjectsResourceApi(_requester);
   RegionOperationsResourceApi get regionOperations => new RegionOperationsResourceApi(_requester);
   RegionsResourceApi get regions => new RegionsResourceApi(_requester);
   RoutesResourceApi get routes => new RoutesResourceApi(_requester);
   SnapshotsResourceApi get snapshots => new SnapshotsResourceApi(_requester);
   TargetHttpProxiesResourceApi get targetHttpProxies => new TargetHttpProxiesResourceApi(_requester);
   TargetInstancesResourceApi get targetInstances => new TargetInstancesResourceApi(_requester);
   TargetPoolsResourceApi get targetPools => new TargetPoolsResourceApi(_requester);
+  TargetVpnGatewaysResourceApi get targetVpnGateways => new TargetVpnGatewaysResourceApi(_requester);
   UrlMapsResourceApi get urlMaps => new UrlMapsResourceApi(_requester);
+  VpnTunnelsResourceApi get vpnTunnels => new VpnTunnelsResourceApi(_requester);
   ZoneOperationsResourceApi get zoneOperations => new ZoneOperationsResourceApi(_requester);
   ZonesResourceApi get zones => new ZonesResourceApi(_requester);
 
   ComputeApi(http.Client client, {core.String rootUrl: "https://www.googleapis.com/", core.String servicePath: "compute/v1/projects/"}) :
-      _requester = new common_internal.ApiRequester(client, rootUrl, servicePath);
+      _requester = new commons.ApiRequester(client, rootUrl, servicePath, USER_AGENT);
 }
 
 
-/** Not documented yet. */
 class AddressesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  AddressesResourceApi(common_internal.ApiRequester client) : 
+  AddressesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of addresses grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [AddressAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<AddressAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/addresses';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/addresses';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new AddressAggregatedList.fromJson(data));
   }
 
   /**
    * Deletes the specified address resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [region] - Name of the region scoping this request.
+   * [region] - The name of the region for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [address] - Name of the address resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String region, core.String address) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (address == null) {
       throw new core.ArgumentError("Parameter address is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/addresses/' + common_internal.Escaper.ecapeVariable('$address');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/addresses/' + commons.Escaper.ecapeVariable('$address');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified address resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [region] - Name of the region scoping this request.
+   * [region] - The name of the region for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [address] - Name of the address resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Address].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Address> get(core.String project, core.String region, core.String address) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (address == null) {
       throw new core.ArgumentError("Parameter address is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/addresses/' + common_internal.Escaper.ecapeVariable('$address');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/addresses/' + commons.Escaper.ecapeVariable('$address');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Address.fromJson(data));
   }
 
   /**
    * Creates an address resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [region] - Name of the region scoping this request.
+   * [region] - The name of the region for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Address request, core.String project, core.String region) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/addresses';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/addresses';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of address resources contained within the specified
    * region.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [region] - Name of the region scoping this request.
+   * [region] - The name of the region for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [AddressList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<AddressList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/addresses';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/addresses';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new AddressList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class BackendServicesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  BackendServicesResourceApi(common_internal.ApiRequester client) : 
+  BackendServicesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified BackendService resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [backendService] - Name of the BackendService resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String backendService) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (backendService == null) {
       throw new core.ArgumentError("Parameter backendService is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices/' + common_internal.Escaper.ecapeVariable('$backendService');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices/' + commons.Escaper.ecapeVariable('$backendService');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified BackendService resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [backendService] - Name of the BackendService resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [BackendService].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<BackendService> get(core.String project, core.String backendService) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (backendService == null) {
       throw new core.ArgumentError("Parameter backendService is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices/' + common_internal.Escaper.ecapeVariable('$backendService');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices/' + commons.Escaper.ecapeVariable('$backendService');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new BackendService.fromJson(data));
   }
 
   /**
    * Gets the most recent health check results for this BackendService.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - null
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [backendService] - Name of the BackendService resource to which the queried
    * instance belongs.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [BackendServiceGroupHealth].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<BackendServiceGroupHealth> getHealth(ResourceGroupReference request, core.String project, core.String backendService) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (backendService == null) {
       throw new core.ArgumentError("Parameter backendService is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices/' + common_internal.Escaper.ecapeVariable('$backendService') + '/getHealth';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices/' + commons.Escaper.ecapeVariable('$backendService') + '/getHealth';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new BackendServiceGroupHealth.fromJson(data));
   }
 
   /**
    * Creates a BackendService resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(BackendService request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [BackendServiceList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<BackendServiceList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new BackendServiceList.fromJson(data));
   }
 
   /**
    * Update the entire content of the BackendService resource. This method
    * supports patch semantics.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [backendService] - Name of the BackendService resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> patch(BackendService request, core.String project, core.String backendService) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (backendService == null) {
       throw new core.ArgumentError("Parameter backendService is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices/' + common_internal.Escaper.ecapeVariable('$backendService');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices/' + commons.Escaper.ecapeVariable('$backendService');
 
     var _response = _requester.request(_url,
                                        "PATCH",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Update the entire content of the BackendService resource.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [backendService] - Name of the BackendService resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> update(BackendService request, core.String project, core.String backendService) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (backendService == null) {
       throw new core.ArgumentError("Parameter backendService is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/backendServices/' + common_internal.Escaper.ecapeVariable('$backendService');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/backendServices/' + commons.Escaper.ecapeVariable('$backendService');
 
     var _response = _requester.request(_url,
                                        "PUT",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class DiskTypesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  DiskTypesResourceApi(common_internal.ApiRequester client) : 
+  DiskTypesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of disk type resources grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [DiskTypeAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<DiskTypeAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/diskTypes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/diskTypes';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new DiskTypeAggregatedList.fromJson(data));
   }
 
   /**
    * Returns the specified disk type resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [diskType] - Name of the disk type resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [DiskType].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<DiskType> get(core.String project, core.String zone, core.String diskType) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (diskType == null) {
       throw new core.ArgumentError("Parameter diskType is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/diskTypes/' + common_internal.Escaper.ecapeVariable('$diskType');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/diskTypes/' + commons.Escaper.ecapeVariable('$diskType');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new DiskType.fromJson(data));
   }
 
   /**
    * Retrieves the list of disk type resources available to the specified
    * project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [DiskTypeList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<DiskTypeList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/diskTypes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/diskTypes';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new DiskTypeList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class DisksResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  DisksResourceApi(common_internal.ApiRequester client) : 
+  DisksResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of disks grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [DiskAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<DiskAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/disks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/disks';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new DiskAggregatedList.fromJson(data));
   }
 
   /**
-   * Not documented yet.
+   * Creates a snapshot of this disk.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [disk] - Name of the persistent disk resource to snapshot.
+   * [disk] - Name of the persistent disk to snapshot.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> createSnapshot(Snapshot request, core.String project, core.String zone, core.String disk) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (disk == null) {
       throw new core.ArgumentError("Parameter disk is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/disks/' + common_internal.Escaper.ecapeVariable('$disk') + '/createSnapshot';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/disks/' + commons.Escaper.ecapeVariable('$disk') + '/createSnapshot';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Deletes the specified persistent disk resource.
+   * Deletes the specified persistent disk.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [disk] - Name of the persistent disk resource to delete.
+   * [disk] - Name of the persistent disk to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String zone, core.String disk) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (disk == null) {
       throw new core.ArgumentError("Parameter disk is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/disks/' + common_internal.Escaper.ecapeVariable('$disk');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/disks/' + commons.Escaper.ecapeVariable('$disk');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Returns the specified persistent disk resource.
+   * Returns a specified persistent disk.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [disk] - Name of the persistent disk resource to return.
+   * [disk] - Name of the persistent disk to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Disk].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Disk> get(core.String project, core.String zone, core.String disk) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (disk == null) {
       throw new core.ArgumentError("Parameter disk is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/disks/' + common_internal.Escaper.ecapeVariable('$disk');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/disks/' + commons.Escaper.ecapeVariable('$disk');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Disk.fromJson(data));
   }
 
   /**
-   * Creates a persistent disk resource in the specified project using the data
-   * included in the request.
+   * Creates a persistent disk in the specified project using the data included
+   * in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [sourceImage] - Optional. Source image to restore onto a disk.
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Disk request, core.String project, core.String zone, {core.String sourceImage}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (sourceImage != null) {
       _queryParams["sourceImage"] = [sourceImage];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/disks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/disks';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Retrieves the list of persistent disk resources contained within the
-   * specified zone.
+   * Retrieves the list of persistent disks contained within the specified zone.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [DiskList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<DiskList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/disks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/disks';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new DiskList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class FirewallsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  FirewallsResourceApi(common_internal.ApiRequester client) : 
+  FirewallsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified firewall resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [firewall] - Name of the firewall resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String firewall) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (firewall == null) {
       throw new core.ArgumentError("Parameter firewall is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls/' + common_internal.Escaper.ecapeVariable('$firewall');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls/' + commons.Escaper.ecapeVariable('$firewall');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified firewall resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [firewall] - Name of the firewall resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Firewall].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Firewall> get(core.String project, core.String firewall) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (firewall == null) {
       throw new core.ArgumentError("Parameter firewall is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls/' + common_internal.Escaper.ecapeVariable('$firewall');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls/' + commons.Escaper.ecapeVariable('$firewall');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Firewall.fromJson(data));
   }
 
   /**
    * Creates a firewall resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Firewall request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of firewall resources available to the specified
    * project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [FirewallList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<FirewallList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new FirewallList.fromJson(data));
   }
 
   /**
    * Updates the specified firewall resource with the data included in the
    * request. This method supports patch semantics.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [firewall] - Name of the firewall resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> patch(Firewall request, core.String project, core.String firewall) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (firewall == null) {
       throw new core.ArgumentError("Parameter firewall is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls/' + common_internal.Escaper.ecapeVariable('$firewall');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls/' + commons.Escaper.ecapeVariable('$firewall');
 
     var _response = _requester.request(_url,
                                        "PATCH",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Updates the specified firewall resource with the data included in the
    * request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [firewall] - Name of the firewall resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> update(Firewall request, core.String project, core.String firewall) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (firewall == null) {
       throw new core.ArgumentError("Parameter firewall is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/firewalls/' + common_internal.Escaper.ecapeVariable('$firewall');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/firewalls/' + commons.Escaper.ecapeVariable('$firewall');
 
     var _response = _requester.request(_url,
                                        "PUT",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class ForwardingRulesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  ForwardingRulesResourceApi(common_internal.ApiRequester client) : 
+  ForwardingRulesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of forwarding rules grouped by scope.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [ForwardingRuleAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ForwardingRuleAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/forwardingRules';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/forwardingRules';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ForwardingRuleAggregatedList.fromJson(data));
   }
 
   /**
    * Deletes the specified ForwardingRule resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [forwardingRule] - Name of the ForwardingRule resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String region, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified ForwardingRule resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [forwardingRule] - Name of the ForwardingRule resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [ForwardingRule].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ForwardingRule> get(core.String project, core.String region, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ForwardingRule.fromJson(data));
   }
 
   /**
    * Creates a ForwardingRule resource in the specified project and region using
    * the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(ForwardingRule request, core.String project, core.String region) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/forwardingRules';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/forwardingRules';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 15 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [ForwardingRuleList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ForwardingRuleList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/forwardingRules';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/forwardingRules';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ForwardingRuleList.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [forwardingRule] - Name of the ForwardingRule resource in which target is
    * to be set.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setTarget(TargetReference request, core.String project, core.String region, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule') + '/setTarget';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule') + '/setTarget';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class GlobalAddressesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  GlobalAddressesResourceApi(common_internal.ApiRequester client) : 
+  GlobalAddressesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified address resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [address] - Name of the address resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String address) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (address == null) {
       throw new core.ArgumentError("Parameter address is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/addresses/' + common_internal.Escaper.ecapeVariable('$address');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/addresses/' + commons.Escaper.ecapeVariable('$address');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified address resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [address] - Name of the address resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Address].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Address> get(core.String project, core.String address) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (address == null) {
       throw new core.ArgumentError("Parameter address is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/addresses/' + common_internal.Escaper.ecapeVariable('$address');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/addresses/' + commons.Escaper.ecapeVariable('$address');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Address.fromJson(data));
   }
 
   /**
    * Creates an address resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Address request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/addresses';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/addresses';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of global address resources.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [AddressList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<AddressList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/addresses';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/addresses';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new AddressList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class GlobalForwardingRulesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  GlobalForwardingRulesResourceApi(common_internal.ApiRequester client) : 
+  GlobalForwardingRulesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified ForwardingRule resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [forwardingRule] - Name of the ForwardingRule resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified ForwardingRule resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [forwardingRule] - Name of the ForwardingRule resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [ForwardingRule].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ForwardingRule> get(core.String project, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ForwardingRule.fromJson(data));
   }
 
   /**
    * Creates a ForwardingRule resource in the specified project and region using
    * the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(ForwardingRule request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/forwardingRules';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/forwardingRules';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [ForwardingRuleList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ForwardingRuleList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/forwardingRules';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/forwardingRules';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ForwardingRuleList.fromJson(data));
   }
 
   /**
    * Changes target url for forwarding rule.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [forwardingRule] - Name of the ForwardingRule resource in which target is
    * to be set.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setTarget(TargetReference request, core.String project, core.String forwardingRule) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (forwardingRule == null) {
       throw new core.ArgumentError("Parameter forwardingRule is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + common_internal.Escaper.ecapeVariable('$forwardingRule') + '/setTarget';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/forwardingRules/' + commons.Escaper.ecapeVariable('$forwardingRule') + '/setTarget';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class GlobalOperationsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  GlobalOperationsResourceApi(common_internal.ApiRequester client) : 
+  GlobalOperationsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of all operations grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [OperationAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<OperationAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/operations';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/operations';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new OperationAggregatedList.fromJson(data));
   }
 
   /**
    * Deletes the specified operation resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [operation] - Name of the operation resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future delete(core.String project, core.String operation) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (operation == null) {
       throw new core.ArgumentError("Parameter operation is required.");
     }
 
     _downloadOptions = null;
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/operations/' + commons.Escaper.ecapeVariable('$operation');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => null);
   }
 
   /**
    * Retrieves the specified operation resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [operation] - Name of the operation resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> get(core.String project, core.String operation) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (operation == null) {
       throw new core.ArgumentError("Parameter operation is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/operations/' + commons.Escaper.ecapeVariable('$operation');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of operation resources contained within the specified
    * project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [OperationList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<OperationList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/operations';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/operations';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new OperationList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class HttpHealthChecksResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  HttpHealthChecksResourceApi(common_internal.ApiRequester client) : 
+  HttpHealthChecksResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified HttpHealthCheck resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [httpHealthCheck] - Name of the HttpHealthCheck resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String httpHealthCheck) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (httpHealthCheck == null) {
       throw new core.ArgumentError("Parameter httpHealthCheck is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + common_internal.Escaper.ecapeVariable('$httpHealthCheck');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + commons.Escaper.ecapeVariable('$httpHealthCheck');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified HttpHealthCheck resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [httpHealthCheck] - Name of the HttpHealthCheck resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [HttpHealthCheck].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<HttpHealthCheck> get(core.String project, core.String httpHealthCheck) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (httpHealthCheck == null) {
       throw new core.ArgumentError("Parameter httpHealthCheck is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + common_internal.Escaper.ecapeVariable('$httpHealthCheck');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + commons.Escaper.ecapeVariable('$httpHealthCheck');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new HttpHealthCheck.fromJson(data));
   }
 
   /**
    * Creates a HttpHealthCheck resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(HttpHealthCheck request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [HttpHealthCheckList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<HttpHealthCheckList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new HttpHealthCheckList.fromJson(data));
   }
 
   /**
    * Updates a HttpHealthCheck resource in the specified project using the data
    * included in the request. This method supports patch semantics.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [httpHealthCheck] - Name of the HttpHealthCheck resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> patch(HttpHealthCheck request, core.String project, core.String httpHealthCheck) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (httpHealthCheck == null) {
       throw new core.ArgumentError("Parameter httpHealthCheck is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + common_internal.Escaper.ecapeVariable('$httpHealthCheck');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + commons.Escaper.ecapeVariable('$httpHealthCheck');
 
     var _response = _requester.request(_url,
                                        "PATCH",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Updates a HttpHealthCheck resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [httpHealthCheck] - Name of the HttpHealthCheck resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> update(HttpHealthCheck request, core.String project, core.String httpHealthCheck) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (httpHealthCheck == null) {
       throw new core.ArgumentError("Parameter httpHealthCheck is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + common_internal.Escaper.ecapeVariable('$httpHealthCheck');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/httpHealthChecks/' + commons.Escaper.ecapeVariable('$httpHealthCheck');
 
     var _response = _requester.request(_url,
                                        "PUT",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class ImagesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  ImagesResourceApi(common_internal.ApiRequester client) : 
+  ImagesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified image resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [image] - Name of the image resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String image) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (image == null) {
       throw new core.ArgumentError("Parameter image is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/images/' + common_internal.Escaper.ecapeVariable('$image');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/images/' + commons.Escaper.ecapeVariable('$image');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Sets the deprecation status of an image. If no message body is given,
-   * clears the deprecation status instead.
+   * Sets the deprecation status of an image.
+   *
+   * If an empty request body is given, clears the deprecation status instead.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [image] - Image name.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> deprecate(DeprecationStatus request, core.String project, core.String image) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (image == null) {
       throw new core.ArgumentError("Parameter image is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/images/' + common_internal.Escaper.ecapeVariable('$image') + '/deprecate';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/images/' + commons.Escaper.ecapeVariable('$image') + '/deprecate';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified image resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [image] - Name of the image resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Image].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Image> get(core.String project, core.String image) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (image == null) {
       throw new core.ArgumentError("Parameter image is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/images/' + common_internal.Escaper.ecapeVariable('$image');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/images/' + commons.Escaper.ecapeVariable('$image');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Image.fromJson(data));
   }
 
   /**
    * Creates an image resource in the specified project using the data included
    * in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Image request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/images';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/images';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of image resources available to the specified project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [ImageList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<ImageList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/images';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/images';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new ImageList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class InstanceTemplatesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  InstanceTemplatesResourceApi(common_internal.ApiRequester client) : 
+  InstanceTemplatesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified instance template resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [instanceTemplate] - Name of the instance template resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String instanceTemplate) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (instanceTemplate == null) {
       throw new core.ArgumentError("Parameter instanceTemplate is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/instanceTemplates/' + common_internal.Escaper.ecapeVariable('$instanceTemplate');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/instanceTemplates/' + commons.Escaper.ecapeVariable('$instanceTemplate');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified instance template resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [instanceTemplate] - Name of the instance template resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [InstanceTemplate].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<InstanceTemplate> get(core.String project, core.String instanceTemplate) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (instanceTemplate == null) {
       throw new core.ArgumentError("Parameter instanceTemplate is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/instanceTemplates/' + common_internal.Escaper.ecapeVariable('$instanceTemplate');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/instanceTemplates/' + commons.Escaper.ecapeVariable('$instanceTemplate');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new InstanceTemplate.fromJson(data));
   }
 
   /**
    * Creates an instance template resource in the specified project using the
    * data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(InstanceTemplate request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/instanceTemplates';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/instanceTemplates';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [InstanceTemplateList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<InstanceTemplateList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/instanceTemplates';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/instanceTemplates';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new InstanceTemplateList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class InstancesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  InstancesResourceApi(common_internal.ApiRequester client) : 
+  InstancesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Adds an access config to an instance's network interface.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [instance] - Instance name.
+   * [instance] - The instance name for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [networkInterface] - Network interface name.
+   * [networkInterface] - The name of the network interface to add to this
+   * instance.
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> addAccessConfig(AccessConfig request, core.String project, core.String zone, core.String instance, core.String networkInterface) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
     if (networkInterface == null) {
       throw new core.ArgumentError("Parameter networkInterface is required.");
     }
     _queryParams["networkInterface"] = [networkInterface];
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/addAccessConfig';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/addAccessConfig';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Not documented yet.
-   *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [InstanceAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<InstanceAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/instances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/instances';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new InstanceAggregatedList.fromJson(data));
   }
 
   /**
-   * Attaches a disk resource to an instance.
+   * Attaches a Disk resource to an instance.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Instance name.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> attachDisk(AttachedDisk request, core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/attachDisk';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/attachDisk';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Deletes the specified instance resource.
+   * Deletes the specified Instance resource. For more information, see Shutting
+   * down an instance.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Deletes an access config from an instance's network interface.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [instance] - Instance name.
+   * [instance] - The instance name for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [accessConfig] - Access config name.
+   * [accessConfig] - The name of the access config to delete.
    *
-   * [networkInterface] - Network interface name.
+   * [networkInterface] - The name of the network interface.
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> deleteAccessConfig(core.String project, core.String zone, core.String instance, core.String accessConfig, core.String networkInterface) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
     if (accessConfig == null) {
       throw new core.ArgumentError("Parameter accessConfig is required.");
     }
     _queryParams["accessConfig"] = [accessConfig];
     if (networkInterface == null) {
       throw new core.ArgumentError("Parameter networkInterface is required.");
     }
     _queryParams["networkInterface"] = [networkInterface];
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/deleteAccessConfig';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/deleteAccessConfig';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Detaches a disk from an instance.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Instance name.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [deviceName] - Disk device name to detach.
    * Value must have pattern "\w[\w.-]{0,254}".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> detachDisk(core.String project, core.String zone, core.String instance, core.String deviceName) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
     if (deviceName == null) {
       throw new core.ArgumentError("Parameter deviceName is required.");
     }
     _queryParams["deviceName"] = [deviceName];
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/detachDisk';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/detachDisk';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified instance resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the The name of the zone for this request..
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Instance].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Instance> get(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Instance.fromJson(data));
   }
 
   /**
    * Returns the specified instance's serial port output.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [SerialPortOutput].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<SerialPortOutput> getSerialPortOutput(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/serialPort';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/serialPort';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new SerialPortOutput.fromJson(data));
   }
 
   /**
    * Creates an instance resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Instance request, core.String project, core.String zone) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of instance resources contained within the specified
    * zone.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [InstanceList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<InstanceList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new InstanceList.fromJson(data));
   }
 
   /**
    * Performs a hard reset on the instance.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> reset(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/reset';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/reset';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Sets the auto-delete flag for a disk attached to an instance
+   * Sets the auto-delete flag for a disk attached to an instance.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [instance] - Instance name.
+   * [instance] - The instance name.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [autoDelete] - Whether to auto-delete the disk when the instance is
    * deleted.
    *
-   * [deviceName] - Disk device name to modify.
+   * [deviceName] - The device name of the disk to modify.
    * Value must have pattern "\w[\w.-]{0,254}".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setDiskAutoDelete(core.String project, core.String zone, core.String instance, core.bool autoDelete, core.String deviceName) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
     if (autoDelete == null) {
       throw new core.ArgumentError("Parameter autoDelete is required.");
     }
     _queryParams["autoDelete"] = ["${autoDelete}"];
     if (deviceName == null) {
       throw new core.ArgumentError("Parameter deviceName is required.");
     }
     _queryParams["deviceName"] = [deviceName];
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/setDiskAutoDelete';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/setDiskAutoDelete';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Sets metadata for the specified instance to the data included in the
    * request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setMetadata(Metadata request, core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/setMetadata';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/setMetadata';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Sets an instance's scheduling options.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Project name.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Instance name.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setScheduling(Scheduling request, core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/setScheduling';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/setScheduling';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Sets tags for the specified instance to the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setTags(Tags request, core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/setTags';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/setTags';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Starts an instance
+   * This method starts an instance that was stopped using the using the
+   * instances().stop method. For more information, see Restart an instance.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance resource to start.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> start(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/start';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/start';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Stops an instance
+   * This method stops a running instance, shutting it down cleanly, and allows
+   * you to restart the instance at a later time. Stopped instances do not incur
+   * per-minute, virtual machine usage charges while they are stopped, but any
+   * resources that the virtual machine is using, such as persistent disks and
+   * static IP addresses,will continue to be charged until they are deleted. For
+   * more information, see Stopping an instance.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [instance] - Name of the instance resource to start.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> stop(core.String project, core.String zone, core.String instance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (instance == null) {
       throw new core.ArgumentError("Parameter instance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/instances/' + common_internal.Escaper.ecapeVariable('$instance') + '/stop';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/instances/' + commons.Escaper.ecapeVariable('$instance') + '/stop';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class LicensesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  LicensesResourceApi(common_internal.ApiRequester client) : 
+  LicensesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Returns the specified license resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [license] - Name of the license resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [License].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<License> get(core.String project, core.String license) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (license == null) {
       throw new core.ArgumentError("Parameter license is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/licenses/' + common_internal.Escaper.ecapeVariable('$license');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/licenses/' + commons.Escaper.ecapeVariable('$license');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new License.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class MachineTypesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  MachineTypesResourceApi(common_internal.ApiRequester client) : 
+  MachineTypesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of machine type resources grouped by scope.
    *
    * Request parameters:
    *
    * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [MachineTypeAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<MachineTypeAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/machineTypes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/machineTypes';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new MachineTypeAggregatedList.fromJson(data));
   }
 
   /**
    * Returns the specified machine type resource.
    *
    * Request parameters:
    *
    * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [machineType] - Name of the machine type resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [MachineType].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<MachineType> get(core.String project, core.String zone, core.String machineType) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (machineType == null) {
       throw new core.ArgumentError("Parameter machineType is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/machineTypes/' + common_internal.Escaper.ecapeVariable('$machineType');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/machineTypes/' + commons.Escaper.ecapeVariable('$machineType');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new MachineType.fromJson(data));
   }
 
   /**
    * Retrieves the list of machine type resources available to the specified
    * project.
    *
    * Request parameters:
    *
    * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [zone] - The name of the zone for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [MachineTypeList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<MachineTypeList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/machineTypes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/machineTypes';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new MachineTypeList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class NetworksResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  NetworksResourceApi(common_internal.ApiRequester client) : 
+  NetworksResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified network resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [network] - Name of the network resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String network) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (network == null) {
       throw new core.ArgumentError("Parameter network is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/networks/' + common_internal.Escaper.ecapeVariable('$network');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/networks/' + commons.Escaper.ecapeVariable('$network');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified network resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [network] - Name of the network resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Network].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Network> get(core.String project, core.String network) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (network == null) {
       throw new core.ArgumentError("Parameter network is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/networks/' + common_internal.Escaper.ecapeVariable('$network');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/networks/' + commons.Escaper.ecapeVariable('$network');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Network.fromJson(data));
   }
 
   /**
    * Creates a network resource in the specified project using the data included
    * in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Network request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/networks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/networks';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of network resources available to the specified project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [NetworkList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<NetworkList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/networks';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/networks';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new NetworkList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class ProjectsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  ProjectsResourceApi(common_internal.ApiRequester client) : 
+  ProjectsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Returns the specified project resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project resource to retrieve.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Project].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Project> get(core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project');
+    _url = commons.Escaper.ecapeVariable('$project');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Project.fromJson(data));
   }
 
   /**
+   * Moves a persistent disk from one zone to another.
+   *
+   * [request] - The metadata request object.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> moveDisk(DiskMoveRequest request, core.String project) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/moveDisk';
+
+    var _response = _requester.request(_url,
+                                       "POST",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Operation.fromJson(data));
+  }
+
+  /**
+   * Moves an instance and its attached persistent disks from one zone to
+   * another.
+   *
+   * [request] - The metadata request object.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> moveInstance(InstanceMoveRequest request, core.String project) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/moveInstance';
+
+    var _response = _requester.request(_url,
+                                       "POST",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Operation.fromJson(data));
+  }
+
+  /**
    * Sets metadata common to all instances within the specified project using
    * the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setCommonInstanceMetadata(Metadata request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/setCommonInstanceMetadata';
+    _url = commons.Escaper.ecapeVariable('$project') + '/setCommonInstanceMetadata';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Sets usage export location
+   * Enables the usage export feature and sets the usage export bucket where
+   * reports are stored. If you provide an empty request body using this method,
+   * the usage export feature will be disabled.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setUsageExportBucket(UsageExportLocation request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/setUsageExportBucket';
+    _url = commons.Escaper.ecapeVariable('$project') + '/setUsageExportBucket';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class RegionOperationsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  RegionOperationsResourceApi(common_internal.ApiRequester client) : 
+  RegionOperationsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified region-specific operation resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [operation] - Name of the operation resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future delete(core.String project, core.String region, core.String operation) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (operation == null) {
       throw new core.ArgumentError("Parameter operation is required.");
     }
 
     _downloadOptions = null;
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/operations/' + commons.Escaper.ecapeVariable('$operation');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => null);
   }
 
   /**
    * Retrieves the specified region-specific operation resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the zone scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [operation] - Name of the operation resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> get(core.String project, core.String region, core.String operation) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (operation == null) {
       throw new core.ArgumentError("Parameter operation is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/operations/' + commons.Escaper.ecapeVariable('$operation');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Retrieves the list of operation resources contained within the specified
    * region.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [OperationList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<OperationList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/operations';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/operations';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new OperationList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class RegionsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  RegionsResourceApi(common_internal.ApiRequester client) : 
+  RegionsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Returns the specified region resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Region].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Region> get(core.String project, core.String region) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Region.fromJson(data));
   }
 
   /**
    * Retrieves the list of region resources available to the specified project.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [RegionList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<RegionList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new RegionList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class RoutesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  RoutesResourceApi(common_internal.ApiRequester client) : 
+  RoutesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified route resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [route] - Name of the route resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String route) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (route == null) {
       throw new core.ArgumentError("Parameter route is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/routes/' + common_internal.Escaper.ecapeVariable('$route');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/routes/' + commons.Escaper.ecapeVariable('$route');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified route resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [route] - Name of the route resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Route].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Route> get(core.String project, core.String route) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (route == null) {
       throw new core.ArgumentError("Parameter route is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/routes/' + common_internal.Escaper.ecapeVariable('$route');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/routes/' + commons.Escaper.ecapeVariable('$route');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Route.fromJson(data));
   }
 
   /**
    * Creates a route resource in the specified project using the data included
    * in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(Route request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/routes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/routes';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [RouteList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<RouteList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/routes';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/routes';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new RouteList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class SnapshotsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  SnapshotsResourceApi(common_internal.ApiRequester client) : 
+  SnapshotsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified persistent disk snapshot resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [snapshot] - Name of the persistent disk snapshot resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String snapshot) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (snapshot == null) {
       throw new core.ArgumentError("Parameter snapshot is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/snapshots/' + common_internal.Escaper.ecapeVariable('$snapshot');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/snapshots/' + commons.Escaper.ecapeVariable('$snapshot');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified persistent disk snapshot resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [snapshot] - Name of the persistent disk snapshot resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Snapshot].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Snapshot> get(core.String project, core.String snapshot) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (snapshot == null) {
       throw new core.ArgumentError("Parameter snapshot is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/snapshots/' + common_internal.Escaper.ecapeVariable('$snapshot');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/snapshots/' + commons.Escaper.ecapeVariable('$snapshot');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Snapshot.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [SnapshotList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<SnapshotList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/snapshots';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/snapshots';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new SnapshotList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class TargetHttpProxiesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  TargetHttpProxiesResourceApi(common_internal.ApiRequester client) : 
+  TargetHttpProxiesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Deletes the specified TargetHttpProxy resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [targetHttpProxy] - Name of the TargetHttpProxy resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String targetHttpProxy) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (targetHttpProxy == null) {
       throw new core.ArgumentError("Parameter targetHttpProxy is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies/' + common_internal.Escaper.ecapeVariable('$targetHttpProxy');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies/' + commons.Escaper.ecapeVariable('$targetHttpProxy');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified TargetHttpProxy resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [targetHttpProxy] - Name of the TargetHttpProxy resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [TargetHttpProxy].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetHttpProxy> get(core.String project, core.String targetHttpProxy) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (targetHttpProxy == null) {
       throw new core.ArgumentError("Parameter targetHttpProxy is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies/' + common_internal.Escaper.ecapeVariable('$targetHttpProxy');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies/' + commons.Escaper.ecapeVariable('$targetHttpProxy');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetHttpProxy.fromJson(data));
   }
 
   /**
    * Creates a TargetHttpProxy resource in the specified project using the data
    * included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(TargetHttpProxy request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [TargetHttpProxyList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetHttpProxyList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/targetHttpProxies';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetHttpProxyList.fromJson(data));
   }
 
   /**
    * Changes the URL map for TargetHttpProxy.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [targetHttpProxy] - Name of the TargetHttpProxy resource whose URL map is
    * to be set.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setUrlMap(UrlMapReference request, core.String project, core.String targetHttpProxy) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (targetHttpProxy == null) {
       throw new core.ArgumentError("Parameter targetHttpProxy is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/targetHttpProxies/' + common_internal.Escaper.ecapeVariable('$targetHttpProxy') + '/setUrlMap';
+    _url = commons.Escaper.ecapeVariable('$project') + '/targetHttpProxies/' + commons.Escaper.ecapeVariable('$targetHttpProxy') + '/setUrlMap';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class TargetInstancesResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  TargetInstancesResourceApi(common_internal.ApiRequester client) : 
+  TargetInstancesResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Retrieves the list of target instances grouped by scope.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [TargetInstanceAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetInstanceAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/targetInstances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/targetInstances';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetInstanceAggregatedList.fromJson(data));
   }
 
   /**
    * Deletes the specified TargetInstance resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [zone] - Name of the zone scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetInstance] - Name of the TargetInstance resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String zone, core.String targetInstance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (targetInstance == null) {
       throw new core.ArgumentError("Parameter targetInstance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/targetInstances/' + common_internal.Escaper.ecapeVariable('$targetInstance');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/targetInstances/' + commons.Escaper.ecapeVariable('$targetInstance');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified TargetInstance resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [zone] - Name of the zone scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetInstance] - Name of the TargetInstance resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [TargetInstance].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetInstance> get(core.String project, core.String zone, core.String targetInstance) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (targetInstance == null) {
       throw new core.ArgumentError("Parameter targetInstance is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/targetInstances/' + common_internal.Escaper.ecapeVariable('$targetInstance');
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/targetInstances/' + commons.Escaper.ecapeVariable('$targetInstance');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetInstance.fromJson(data));
   }
 
   /**
    * Creates a TargetInstance resource in the specified project and zone using
    * the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [zone] - Name of the zone scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(TargetInstance request, core.String project, core.String zone) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/targetInstances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/targetInstances';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 15 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [TargetInstanceList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetInstanceList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (zone == null) {
       throw new core.ArgumentError("Parameter zone is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/targetInstances';
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/targetInstances';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetInstanceList.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
 class TargetPoolsResourceApi {
-  final common_internal.ApiRequester _requester;
+  final commons.ApiRequester _requester;
 
-  TargetPoolsResourceApi(common_internal.ApiRequester client) : 
+  TargetPoolsResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
    * Adds health check URL to targetPool.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - null
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to which health_check_url is
    * to be added.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> addHealthCheck(TargetPoolsAddHealthCheckRequest request, core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/addHealthCheck';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/addHealthCheck';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to which instance_url is to
    * be added.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> addInstance(TargetPoolsAddInstanceRequest request, core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/addInstance';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/addInstance';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [TargetPoolAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetPoolAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/aggregated/targetPools';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/targetPools';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetPoolAggregatedList.fromJson(data));
   }
 
   /**
    * Deletes the specified TargetPool resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> delete(core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
    * Returns the specified TargetPool resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [TargetPool].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetPool> get(core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetPool.fromJson(data));
   }
@@ skipping 12 matching lines @@
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to which the queried
    * instance belongs.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [TargetPoolInstanceHealth].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetPoolInstanceHealth> getHealth(InstanceReference request, core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/getHealth';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/getHealth';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetPoolInstanceHealth.fromJson(data));
   }
 
   /**
    * Creates a TargetPool resource in the specified project and region using the
    * data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> insert(TargetPool request, core.String project, core.String region) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 15 matching lines @@
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
    * Completes with a [TargetPoolList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<TargetPoolList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new TargetPoolList.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to which health_check_url is
    * to be removed.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> removeHealthCheck(TargetPoolsRemoveHealthCheckRequest request, core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/removeHealthCheck';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/removeHealthCheck';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 11 matching lines @@
    *
    * [region] - Name of the region scoping this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource to which instance_url is to
    * be removed.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> removeInstance(TargetPoolsRemoveInstanceRequest request, core.String project, core.String region, core.String targetPool) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/removeInstance';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/removeInstance';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
@@ skipping 13 matching lines @@
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [targetPool] - Name of the TargetPool resource for which the backup is to
    * be set.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * [failoverRatio] - New failoverRatio value for the containing target pool.
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
   async.Future<Operation> setBackup(TargetReference request, core.String project, core.String region, core.String targetPool, {core.double failoverRatio}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (region == null) {
       throw new core.ArgumentError("Parameter region is required.");
     }
     if (targetPool == null) {
       throw new core.ArgumentError("Parameter targetPool is required.");
     }
     if (failoverRatio != null) {
       _queryParams["failoverRatio"] = ["${failoverRatio}"];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/regions/' + common_internal.Escaper.ecapeVariable('$region') + '/targetPools/' + common_internal.Escaper.ecapeVariable('$targetPool') + '/setBackup';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetPools/' + commons.Escaper.ecapeVariable('$targetPool') + '/setBackup';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
 }
 
 
-/** Not documented yet. */
-class UrlMapsResourceApi {
-  final common_internal.ApiRequester _requester;
+class TargetVpnGatewaysResourceApi {
+  final commons.ApiRequester _requester;
 
-  UrlMapsResourceApi(common_internal.ApiRequester client) : 
+  TargetVpnGatewaysResourceApi(commons.ApiRequester client) : 
       _requester = client;
 
   /**
-   * Deletes the specified UrlMap resource.
+   * Retrieves the list of target VPN gateways grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [urlMap] - Name of the UrlMap resource to delete.
-   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   * [filter] - Optional. Filter expression for filtering listed resources.
    *
-   * Completes with a [Operation].
+   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
+   * value is 500 and default value is 500.
+   * Value must be between "0" and "500".
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * [pageToken] - Optional. Tag returned by a previous list request truncated
+   * by maxResults. Used to continue a previous list request.
+   *
+   * Completes with a [TargetVpnGatewayAggregatedList].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Operation> delete(core.String project, core.String urlMap) {
+  async.Future<TargetVpnGatewayAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (urlMap == null) {
-      throw new core.ArgumentError("Parameter urlMap is required.");
+    if (filter != null) {
+      _queryParams["filter"] = [filter];
+    }
+    if (maxResults != null) {
+      _queryParams["maxResults"] = ["${maxResults}"];
+    }
+    if (pageToken != null) {
+      _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + common_internal.Escaper.ecapeVariable('$urlMap');
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/targetVpnGateways';
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new TargetVpnGatewayAggregatedList.fromJson(data));
+  }
+
+  /**
+   * Deletes the specified TargetVpnGateway resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [targetVpnGateway] - Name of the TargetVpnGateway resource to delete.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> delete(core.String project, core.String region, core.String targetVpnGateway) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+    if (targetVpnGateway == null) {
+      throw new core.ArgumentError("Parameter targetVpnGateway is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetVpnGateways/' + commons.Escaper.ecapeVariable('$targetVpnGateway');
 
     var _response = _requester.request(_url,
                                        "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Returns the specified UrlMap resource.
+   * Returns the specified TargetVpnGateway resource.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [urlMap] - Name of the UrlMap resource to return.
+   * [region] - The name of the region for this request.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [UrlMap].
+   * [targetVpnGateway] - Name of the TargetVpnGateway resource to return.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [TargetVpnGateway].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<UrlMap> get(core.String project, core.String urlMap) {
+  async.Future<TargetVpnGateway> get(core.String project, core.String region, core.String targetVpnGateway) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (urlMap == null) {
-      throw new core.ArgumentError("Parameter urlMap is required.");
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+    if (targetVpnGateway == null) {
+      throw new core.ArgumentError("Parameter targetVpnGateway is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + common_internal.Escaper.ecapeVariable('$urlMap');
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetVpnGateways/' + commons.Escaper.ecapeVariable('$targetVpnGateway');
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new UrlMap.fromJson(data));
+    return _response.then((data) => new TargetVpnGateway.fromJson(data));
   }
 
   /**
-   * Creates a UrlMap resource in the specified project using the data included
-   * in the request.
+   * Creates a TargetVpnGateway resource in the specified project and region
+   * using the data included in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Operation> insert(UrlMap request, core.String project) {
+  async.Future<Operation> insert(TargetVpnGateway request, core.String project, core.String region) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetVpnGateways';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Retrieves the list of UrlMap resources available to the specified project.
+   * Retrieves the list of TargetVpnGateway resources available to the specified
+   * project and region.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
-   * Completes with a [UrlMapList].
+   * Completes with a [TargetVpnGatewayList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<UrlMapList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
+  async.Future<TargetVpnGatewayList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps';
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/targetVpnGateways';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new UrlMapList.fromJson(data));
+    return _response.then((data) => new TargetVpnGatewayList.fromJson(data));
   }
 
+}
+
+
+class UrlMapsResourceApi {
+  final commons.ApiRequester _requester;
+
+  UrlMapsResourceApi(commons.ApiRequester client) : 
+      _requester = client;
+
   /**
-   * Update the entire content of the UrlMap resource. This method supports
-   * patch semantics.
-   *
-   * [request] - The metadata request object.
+   * Deletes the specified UrlMap resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [urlMap] - Name of the UrlMap resource to update.
+   * [urlMap] - Name of the UrlMap resource to delete.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Operation> patch(UrlMap request, core.String project, core.String urlMap) {
+  async.Future<Operation> delete(core.String project, core.String urlMap) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
-    if (request != null) {
-      _body = convert.JSON.encode((request).toJson());
-    }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (urlMap == null) {
       throw new core.ArgumentError("Parameter urlMap is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + common_internal.Escaper.ecapeVariable('$urlMap');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + commons.Escaper.ecapeVariable('$urlMap');
 
     var _response = _requester.request(_url,
-                                       "PATCH",
+                                       "DELETE",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Update the entire content of the UrlMap resource.
-   *
-   * [request] - The metadata request object.
+   * Returns the specified UrlMap resource.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [urlMap] - Name of the UrlMap resource to update.
+   * [urlMap] - Name of the UrlMap resource to return.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [Operation].
+   * Completes with a [UrlMap].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Operation> update(UrlMap request, core.String project, core.String urlMap) {
+  async.Future<UrlMap> get(core.String project, core.String urlMap) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
-    if (request != null) {
-      _body = convert.JSON.encode((request).toJson());
-    }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (urlMap == null) {
       throw new core.ArgumentError("Parameter urlMap is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + common_internal.Escaper.ecapeVariable('$urlMap');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + commons.Escaper.ecapeVariable('$urlMap');
 
     var _response = _requester.request(_url,
-                                       "PUT",
+                                       "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new Operation.fromJson(data));
+    return _response.then((data) => new UrlMap.fromJson(data));
   }
 
   /**
-   * Run static validation for the UrlMap. In particular, the tests of the
-   * provided UrlMap will be run. Calling this method does NOT create the
-   * UrlMap.
+   * Creates a UrlMap resource in the specified project using the data included
+   * in the request.
    *
    * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [urlMap] - Name of the UrlMap resource to be validated as.
-   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   * Completes with a [Operation].
    *
-   * Completes with a [UrlMapsValidateResponse].
-   *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<UrlMapsValidateResponse> validate(UrlMapsValidateRequest request, core.String project, core.String urlMap) {
+  async.Future<Operation> insert(UrlMap request, core.String project) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (request != null) {
       _body = convert.JSON.encode((request).toJson());
     }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (urlMap == null) {
-      throw new core.ArgumentError("Parameter urlMap is required.");
-    }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + common_internal.Escaper.ecapeVariable('$urlMap') + '/validate';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps';
 
     var _response = _requester.request(_url,
                                        "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new UrlMapsValidateResponse.fromJson(data));
+    return _response.then((data) => new Operation.fromJson(data));
   }
 
-}
-
-
-/** Not documented yet. */
-class ZoneOperationsResourceApi {
-  final common_internal.ApiRequester _requester;
-
-  ZoneOperationsResourceApi(common_internal.ApiRequester client) : 
-      _requester = client;
-
   /**
-   * Deletes the specified zone-specific operation resource.
+   * Retrieves the list of UrlMap resources available to the specified project.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
-   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   * [filter] - Optional. Filter expression for filtering listed resources.
    *
-   * [operation] - Name of the operation resource to delete.
-   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
+   * value is 500 and default value is 500.
+   * Value must be between "0" and "500".
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * [pageToken] - Optional. Tag returned by a previous list request truncated
+   * by maxResults. Used to continue a previous list request.
+   *
+   * Completes with a [UrlMapList].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future delete(core.String project, core.String zone, core.String operation) {
+  async.Future<UrlMapList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (zone == null) {
-      throw new core.ArgumentError("Parameter zone is required.");
+    if (filter != null) {
+      _queryParams["filter"] = [filter];
     }
-    if (operation == null) {
-      throw new core.ArgumentError("Parameter operation is required.");
+    if (maxResults != null) {
+      _queryParams["maxResults"] = ["${maxResults}"];
+    }
+    if (pageToken != null) {
+      _queryParams["pageToken"] = [pageToken];
     }
 
-    _downloadOptions = null;
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps';
 
     var _response = _requester.request(_url,
-                                       "DELETE",
+                                       "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => null);
+    return _response.then((data) => new UrlMapList.fromJson(data));
   }
 
   /**
-   * Retrieves the specified zone-specific operation resource.
+   * Update the entire content of the UrlMap resource. This method supports
+   * patch semantics.
+   *
+   * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
-   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
-   *
-   * [operation] - Name of the operation resource to return.
+   * [urlMap] - Name of the UrlMap resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
    * Completes with a [Operation].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Operation> get(core.String project, core.String zone, core.String operation) {
+  async.Future<Operation> patch(UrlMap request, core.String project, core.String urlMap) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (zone == null) {
-      throw new core.ArgumentError("Parameter zone is required.");
-    }
-    if (operation == null) {
-      throw new core.ArgumentError("Parameter operation is required.");
+    if (urlMap == null) {
+      throw new core.ArgumentError("Parameter urlMap is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/operations/' + common_internal.Escaper.ecapeVariable('$operation');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + commons.Escaper.ecapeVariable('$urlMap');
 
     var _response = _requester.request(_url,
-                                       "GET",
+                                       "PATCH",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
     return _response.then((data) => new Operation.fromJson(data));
   }
 
   /**
-   * Retrieves the list of operation resources contained within the specified
-   * zone.
+   * Update the entire content of the UrlMap resource.
+   *
+   * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone scoping this request.
+   * [urlMap] - Name of the UrlMap resource to update.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * [filter] - Optional. Filter expression for filtering listed resources.
+   * Completes with a [Operation].
    *
-   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
-   * value is 500 and default value is 500.
-   * Value must be between "0" and "500".
-   *
-   * [pageToken] - Optional. Tag returned by a previous list request truncated
-   * by maxResults. Used to continue a previous list request.
-   *
-   * Completes with a [OperationList].
-   *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<OperationList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
+  async.Future<Operation> update(UrlMap request, core.String project, core.String urlMap) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (zone == null) {
-      throw new core.ArgumentError("Parameter zone is required.");
-    }
-    if (filter != null) {
-      _queryParams["filter"] = [filter];
-    }
-    if (maxResults != null) {
-      _queryParams["maxResults"] = ["${maxResults}"];
-    }
-    if (pageToken != null) {
-      _queryParams["pageToken"] = [pageToken];
+    if (urlMap == null) {
+      throw new core.ArgumentError("Parameter urlMap is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone') + '/operations';
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + commons.Escaper.ecapeVariable('$urlMap');
 
     var _response = _requester.request(_url,
-                                       "GET",
+                                       "PUT",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new OperationList.fromJson(data));
+    return _response.then((data) => new Operation.fromJson(data));
   }
 
-}
-
-
-/** Not documented yet. */
-class ZonesResourceApi {
-  final common_internal.ApiRequester _requester;
-
-  ZonesResourceApi(common_internal.ApiRequester client) : 
-      _requester = client;
-
   /**
-   * Returns the specified zone resource.
+   * Run static validation for the UrlMap. In particular, the tests of the
+   * provided UrlMap will be run. Calling this method does NOT create the
+   * UrlMap.
+   *
+   * [request] - The metadata request object.
    *
    * Request parameters:
    *
    * [project] - Name of the project scoping this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
-   * [zone] - Name of the zone resource to return.
+   * [urlMap] - Name of the UrlMap resource to be validated as.
    * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
    *
-   * Completes with a [Zone].
+   * Completes with a [UrlMapsValidateResponse].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<Zone> get(core.String project, core.String zone) {
+  async.Future<UrlMapsValidateResponse> validate(UrlMapsValidateRequest request, core.String project, core.String urlMap) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
-    if (zone == null) {
-      throw new core.ArgumentError("Parameter zone is required.");
+    if (urlMap == null) {
+      throw new core.ArgumentError("Parameter urlMap is required.");
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones/' + common_internal.Escaper.ecapeVariable('$zone');
+    _url = commons.Escaper.ecapeVariable('$project') + '/global/urlMaps/' + commons.Escaper.ecapeVariable('$urlMap') + '/validate';
 
     var _response = _requester.request(_url,
-                                       "GET",
+                                       "POST",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
-    return _response.then((data) => new Zone.fromJson(data));
+    return _response.then((data) => new UrlMapsValidateResponse.fromJson(data));
   }
 
+}
+
+
+class VpnTunnelsResourceApi {
+  final commons.ApiRequester _requester;
+
+  VpnTunnelsResourceApi(commons.ApiRequester client) : 
+      _requester = client;
+
   /**
-   * Retrieves the list of zone resources available to the specified project.
+   * Retrieves the list of VPN tunnels grouped by scope.
    *
    * Request parameters:
    *
-   * [project] - Name of the project scoping this request.
+   * [project] - Project ID for this request.
    * Value must have pattern
    * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
    *
    * [filter] - Optional. Filter expression for filtering listed resources.
    *
    * [maxResults] - Optional. Maximum count of results to be returned. Maximum
    * value is 500 and default value is 500.
    * Value must be between "0" and "500".
    *
    * [pageToken] - Optional. Tag returned by a previous list request truncated
    * by maxResults. Used to continue a previous list request.
    *
-   * Completes with a [ZoneList].
+   * Completes with a [VpnTunnelAggregatedList].
    *
-   * Completes with a [common.ApiRequestError] if the API endpoint returned an
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
    * error.
    *
    * If the used [http.Client] completes with an error when making a REST call,
    * this method  will complete with the same error.
    */
-  async.Future<ZoneList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
+  async.Future<VpnTunnelAggregatedList> aggregatedList(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
     var _url = null;
     var _queryParams = new core.Map();
     var _uploadMedia = null;
     var _uploadOptions = null;
-    var _downloadOptions = common.DownloadOptions.Metadata;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
     var _body = null;
 
     if (project == null) {
       throw new core.ArgumentError("Parameter project is required.");
     }
     if (filter != null) {
       _queryParams["filter"] = [filter];
     }
     if (maxResults != null) {
       _queryParams["maxResults"] = ["${maxResults}"];
     }
     if (pageToken != null) {
       _queryParams["pageToken"] = [pageToken];
     }
 
 
-    _url = common_internal.Escaper.ecapeVariable('$project') + '/zones';
+    _url = commons.Escaper.ecapeVariable('$project') + '/aggregated/vpnTunnels';
 
     var _response = _requester.request(_url,
                                        "GET",
                                        body: _body,
                                        queryParams: _queryParams,
                                        uploadOptions: _uploadOptions,
                                        uploadMedia: _uploadMedia,
                                        downloadOptions: _downloadOptions);
+    return _response.then((data) => new VpnTunnelAggregatedList.fromJson(data));
+  }
+
+  /**
+   * Deletes the specified VpnTunnel resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [vpnTunnel] - Name of the VpnTunnel resource to delete.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> delete(core.String project, core.String region, core.String vpnTunnel) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+    if (vpnTunnel == null) {
+      throw new core.ArgumentError("Parameter vpnTunnel is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/vpnTunnels/' + commons.Escaper.ecapeVariable('$vpnTunnel');
+
+    var _response = _requester.request(_url,
+                                       "DELETE",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Operation.fromJson(data));
+  }
+
+  /**
+   * Returns the specified VpnTunnel resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [vpnTunnel] - Name of the VpnTunnel resource to return.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [VpnTunnel].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<VpnTunnel> get(core.String project, core.String region, core.String vpnTunnel) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+    if (vpnTunnel == null) {
+      throw new core.ArgumentError("Parameter vpnTunnel is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/vpnTunnels/' + commons.Escaper.ecapeVariable('$vpnTunnel');
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new VpnTunnel.fromJson(data));
+  }
+
+  /**
+   * Creates a VpnTunnel resource in the specified project and region using the
+   * data included in the request.
+   *
+   * [request] - The metadata request object.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> insert(VpnTunnel request, core.String project, core.String region) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (request != null) {
+      _body = convert.JSON.encode((request).toJson());
+    }
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/vpnTunnels';
+
+    var _response = _requester.request(_url,
+                                       "POST",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Operation.fromJson(data));
+  }
+
+  /**
+   * Retrieves the list of VpnTunnel resources contained in the specified
+   * project and region.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [region] - The name of the region for this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [filter] - Optional. Filter expression for filtering listed resources.
+   *
+   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
+   * value is 500 and default value is 500.
+   * Value must be between "0" and "500".
+   *
+   * [pageToken] - Optional. Tag returned by a previous list request truncated
+   * by maxResults. Used to continue a previous list request.
+   *
+   * Completes with a [VpnTunnelList].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<VpnTunnelList> list(core.String project, core.String region, {core.String filter, core.int maxResults, core.String pageToken}) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (region == null) {
+      throw new core.ArgumentError("Parameter region is required.");
+    }
+    if (filter != null) {
+      _queryParams["filter"] = [filter];
+    }
+    if (maxResults != null) {
+      _queryParams["maxResults"] = ["${maxResults}"];
+    }
+    if (pageToken != null) {
+      _queryParams["pageToken"] = [pageToken];
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/regions/' + commons.Escaper.ecapeVariable('$region') + '/vpnTunnels';
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new VpnTunnelList.fromJson(data));
+  }
+
+}
+
+
+class ZoneOperationsResourceApi {
+  final commons.ApiRequester _requester;
+
+  ZoneOperationsResourceApi(commons.ApiRequester client) : 
+      _requester = client;
+
+  /**
+   * Deletes the specified zone-specific operation resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [zone] - Name of the zone scoping this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [operation] - Name of the operation resource to delete.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future delete(core.String project, core.String zone, core.String operation) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (zone == null) {
+      throw new core.ArgumentError("Parameter zone is required.");
+    }
+    if (operation == null) {
+      throw new core.ArgumentError("Parameter operation is required.");
+    }
+
+    _downloadOptions = null;
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/operations/' + commons.Escaper.ecapeVariable('$operation');
+
+    var _response = _requester.request(_url,
+                                       "DELETE",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => null);
+  }
+
+  /**
+   * Retrieves the specified zone-specific operation resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [zone] - Name of the zone scoping this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [operation] - Name of the operation resource to return.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [Operation].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Operation> get(core.String project, core.String zone, core.String operation) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (zone == null) {
+      throw new core.ArgumentError("Parameter zone is required.");
+    }
+    if (operation == null) {
+      throw new core.ArgumentError("Parameter operation is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/operations/' + commons.Escaper.ecapeVariable('$operation');
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Operation.fromJson(data));
+  }
+
+  /**
+   * Retrieves the list of operation resources contained within the specified
+   * zone.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [zone] - Name of the zone scoping this request.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * [filter] - Optional. Filter expression for filtering listed resources.
+   *
+   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
+   * value is 500 and default value is 500.
+   * Value must be between "0" and "500".
+   *
+   * [pageToken] - Optional. Tag returned by a previous list request truncated
+   * by maxResults. Used to continue a previous list request.
+   *
+   * Completes with a [OperationList].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<OperationList> list(core.String project, core.String zone, {core.String filter, core.int maxResults, core.String pageToken}) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (zone == null) {
+      throw new core.ArgumentError("Parameter zone is required.");
+    }
+    if (filter != null) {
+      _queryParams["filter"] = [filter];
+    }
+    if (maxResults != null) {
+      _queryParams["maxResults"] = ["${maxResults}"];
+    }
+    if (pageToken != null) {
+      _queryParams["pageToken"] = [pageToken];
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone') + '/operations';
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new OperationList.fromJson(data));
+  }
+
+}
+
+
+class ZonesResourceApi {
+  final commons.ApiRequester _requester;
+
+  ZonesResourceApi(commons.ApiRequester client) : 
+      _requester = client;
+
+  /**
+   * Returns the specified zone resource.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [zone] - Name of the zone resource to return.
+   * Value must have pattern "[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?".
+   *
+   * Completes with a [Zone].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<Zone> get(core.String project, core.String zone) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (zone == null) {
+      throw new core.ArgumentError("Parameter zone is required.");
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones/' + commons.Escaper.ecapeVariable('$zone');
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
+    return _response.then((data) => new Zone.fromJson(data));
+  }
+
+  /**
+   * Retrieves the list of zone resources available to the specified project.
+   *
+   * Request parameters:
+   *
+   * [project] - Project ID for this request.
+   * Value must have pattern
+   * "(?:(?:[-a-z0-9]{1,63}\.)*(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?):)?(?:[0-9]{1,19}|(?:[a-z](?:[-a-z0-9]{0,61}[a-z0-9])?))".
+   *
+   * [filter] - Optional. Filter expression for filtering listed resources.
+   *
+   * [maxResults] - Optional. Maximum count of results to be returned. Maximum
+   * value is 500 and default value is 500.
+   * Value must be between "0" and "500".
+   *
+   * [pageToken] - Optional. Tag returned by a previous list request truncated
+   * by maxResults. Used to continue a previous list request.
+   *
+   * Completes with a [ZoneList].
+   *
+   * Completes with a [commons.ApiRequestError] if the API endpoint returned an
+   * error.
+   *
+   * If the used [http.Client] completes with an error when making a REST call,
+   * this method  will complete with the same error.
+   */
+  async.Future<ZoneList> list(core.String project, {core.String filter, core.int maxResults, core.String pageToken}) {
+    var _url = null;
+    var _queryParams = new core.Map();
+    var _uploadMedia = null;
+    var _uploadOptions = null;
+    var _downloadOptions = commons.DownloadOptions.Metadata;
+    var _body = null;
+
+    if (project == null) {
+      throw new core.ArgumentError("Parameter project is required.");
+    }
+    if (filter != null) {
+      _queryParams["filter"] = [filter];
+    }
+    if (maxResults != null) {
+      _queryParams["maxResults"] = ["${maxResults}"];
+    }
+    if (pageToken != null) {
+      _queryParams["pageToken"] = [pageToken];
+    }
+
+
+    _url = commons.Escaper.ecapeVariable('$project') + '/zones';
+
+    var _response = _requester.request(_url,
+                                       "GET",
+                                       body: _body,
+                                       queryParams: _queryParams,
+                                       uploadOptions: _uploadOptions,
+                                       uploadMedia: _uploadMedia,
+                                       downloadOptions: _downloadOptions);
     return _response.then((data) => new ZoneList.fromJson(data));
   }
 
 }
 
 
 
 /** An access configuration attached to an instance's network interface. */
 class AccessConfig {
-  /** Type of the resource. */
+  /**
+   * [Output Only] Type of the resource. Always compute#accessConfig for access
+   * configs.
+   */
   core.String kind;
 
   /** Name of this access configuration. */
   core.String name;
 
   /**
    * An external IP address associated with this instance. Specify an unused
-   * static IP address available to the project. If not specified, the external
-   * IP will be drawn from a shared ephemeral pool.
+   * static external IP address available to the project or leave this field
+   * undefined to use an IP from a shared ephemeral IP address pool. If you
+   * specify a static external IP address, it must live in the same region as
+   * the zone of the instance.
    */
   core.String natIP;
 
   /**
-   * Type of configuration. Must be set to "ONE_TO_ONE_NAT". This configures
-   * port-for-port NAT to the internet.
+   * The type of configuration. The default and only option is ONE_TO_ONE_NAT.
    * Possible string values are:
    * - "ONE_TO_ONE_NAT"
    */
   core.String type;
 
 
   AccessConfig();
 
   AccessConfig.fromJson(core.Map _json) {
     if (_json.containsKey("kind")) {
@@ skipping 24 matching lines @@
     if (type != null) {
       _json["type"] = type;
     }
     return _json;
   }
 }
 
 
 /** A reserved address resource. */
 class Address {
-  /** The IP address represented by this resource. */
+  /** The static external IP address represented by this resource. */
   core.String address;
 
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
+  core.String description;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#address for addresses.
+   */
+  core.String kind;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
+   */
+  core.String name;
+
+  /**
+   * [Output Only] URL of the region where the regional address resides. This
+   * field is not applicable to global addresses.
+   */
+  core.String region;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+  /**
+   * [Output Only] The status of the address, which can be either IN_USE or
+   * RESERVED. An address that is RESERVED is currently reserved and available
+   * to use. An IN_USE address is currently being used by another resource and
+   * is not available.
+   * Possible string values are:
+   * - "IN_USE"
+   * - "RESERVED"
+   */
+  core.String status;
+
+  /** [Output Only] The URLs of the resources that are using this address. */
+  core.List<core.String> users;
+
+
+  Address();
+
+  Address.fromJson(core.Map _json) {
+    if (_json.containsKey("address")) {
+      address = _json["address"];
+    }
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("region")) {
+      region = _json["region"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("users")) {
+      users = _json["users"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (address != null) {
+      _json["address"] = address;
+    }
+    if (creationTimestamp != null) {
+      _json["creationTimestamp"] = creationTimestamp;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (region != null) {
+      _json["region"] = region;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (users != null) {
+      _json["users"] = users;
+    }
+    return _json;
+  }
+}
+
+
+class AddressAggregatedList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] A map of scoped address lists. */
+  core.Map<core.String, AddressesScopedList> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#addressAggregatedList for
+   * aggregated lists of addresses.
+   */
+  core.String kind;
+
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
+
+  /** [Output Only] Server defined URL for this resource. */
+  core.String selfLink;
+
+
+  AddressAggregatedList();
+
+  AddressAggregatedList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = commons.mapMap(_json["items"], (item) => new AddressesScopedList.fromJson(item));
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of address resources. */
+class AddressList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] A list of Address resources. */
+  core.List<Address> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#addressList for lists of
+   * addresses.
+   */
+  core.String kind;
+
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+
+  AddressList();
+
+  AddressList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new Address.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+class AddressesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  AddressesScopedListWarningData();
+
+  AddressesScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Output Only] Informational warning which replaces the list of addresses when
+ * the list is empty.
+ */
+class AddressesScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<AddressesScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  AddressesScopedListWarning();
+
+  AddressesScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new AddressesScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class AddressesScopedList {
+  /** [Output Only] List of addresses contained in this scope. */
+  core.List<Address> addresses;
+
+  /**
+   * [Output Only] Informational warning which replaces the list of addresses
+   * when the list is empty.
+   */
+  AddressesScopedListWarning warning;
+
+
+  AddressesScopedList();
+
+  AddressesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("addresses")) {
+      addresses = _json["addresses"].map((value) => new Address.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new AddressesScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (addresses != null) {
+      _json["addresses"] = addresses.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+/** An instance-attached disk resource. */
+class AttachedDisk {
+  /**
+   * Specifies whether the disk will be auto-deleted when the instance is
+   * deleted (but not when the disk is detached from the instance).
+   */
+  core.bool autoDelete;
+
+  /**
+   * Indicates that this is a boot disk. The virtual machine will use the first
+   * partition of the disk for its root filesystem.
+   */
+  core.bool boot;
+
+  /**
+   * Specifies a unique device name of your choice that is reflected into the
+   * /dev/ tree of a Linux operating system running within the instance. This
+   * name can be used to reference the device for mounting, resizing, and so on,
+   * from within the instance.
+   *
+   * If not specified, the server chooses a default device name to apply to this
+   * disk, in the form persistent-disks-x, where x is a number assigned by
+   * Google Compute Engine. This field is only applicable for persistent disks.
+   */
+  core.String deviceName;
+
+  /**
+   * Assigns a zero-based index to this disk, where 0 is reserved for the boot
+   * disk. For example, if you have many disks attached to an instance, each
+   * disk would have a unique index number. If not specified, the server will
+   * choose an appropriate value.
+   */
+  core.int index;
+
+  /**
+   * [Input Only] Specifies the parameters for a new disk that will be created
+   * alongside the new instance. Use initialization parameters to create boot
+   * disks or local SSDs attached to the new instance.
+   *
+   * This property is mutually exclusive with the source property; you can only
+   * define one or the other, but not both.
+   */
+  AttachedDiskInitializeParams initializeParams;
+
+  /**
+   *
+   * Possible string values are:
+   * - "NVME"
+   * - "SCSI"
+   */
+  core.String interface;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#attachedDisk for
+   * attached disks.
+   */
+  core.String kind;
+
+  /** [Output Only] Any valid publicly visible licenses. */
+  core.List<core.String> licenses;
+
+  /**
+   * The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If
+   * not specified, the default is to attach the disk in READ_WRITE mode.
+   * Possible string values are:
+   * - "READ_ONLY"
+   * - "READ_WRITE"
+   */
+  core.String mode;
+
+  /**
+   * Specifies a valid partial or full URL to an existing Persistent Disk
+   * resource. This field is only applicable for persistent disks.
+   */
+  core.String source;
+
+  /**
+   * Specifies the type of the disk, either SCRATCH or PERSISTENT. If not
+   * specified, the default is PERSISTENT.
+   * Possible string values are:
+   * - "PERSISTENT"
+   * - "SCRATCH"
+   */
+  core.String type;
+
+
+  AttachedDisk();
+
+  AttachedDisk.fromJson(core.Map _json) {
+    if (_json.containsKey("autoDelete")) {
+      autoDelete = _json["autoDelete"];
+    }
+    if (_json.containsKey("boot")) {
+      boot = _json["boot"];
+    }
+    if (_json.containsKey("deviceName")) {
+      deviceName = _json["deviceName"];
+    }
+    if (_json.containsKey("index")) {
+      index = _json["index"];
+    }
+    if (_json.containsKey("initializeParams")) {
+      initializeParams = new AttachedDiskInitializeParams.fromJson(_json["initializeParams"]);
+    }
+    if (_json.containsKey("interface")) {
+      interface = _json["interface"];
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("licenses")) {
+      licenses = _json["licenses"];
+    }
+    if (_json.containsKey("mode")) {
+      mode = _json["mode"];
+    }
+    if (_json.containsKey("source")) {
+      source = _json["source"];
+    }
+    if (_json.containsKey("type")) {
+      type = _json["type"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (autoDelete != null) {
+      _json["autoDelete"] = autoDelete;
+    }
+    if (boot != null) {
+      _json["boot"] = boot;
+    }
+    if (deviceName != null) {
+      _json["deviceName"] = deviceName;
+    }
+    if (index != null) {
+      _json["index"] = index;
+    }
+    if (initializeParams != null) {
+      _json["initializeParams"] = (initializeParams).toJson();
+    }
+    if (interface != null) {
+      _json["interface"] = interface;
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (licenses != null) {
+      _json["licenses"] = licenses;
+    }
+    if (mode != null) {
+      _json["mode"] = mode;
+    }
+    if (source != null) {
+      _json["source"] = source;
+    }
+    if (type != null) {
+      _json["type"] = type;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Input Only] Specifies the parameters for a new disk that will be created
+ * alongside the new instance. Use initialization parameters to create boot
+ * disks or local SSDs attached to the new instance.
+ *
+ * This property is mutually exclusive with the source property; you can only
+ * define one or the other, but not both.
+ */
+class AttachedDiskInitializeParams {
+  /**
+   * Specifies the disk name. If not specified, the default is to use the name
+   * of the instance.
+   */
+  core.String diskName;
+
+  /** Specifies the size of the disk in base-2 GB. */
+  core.String diskSizeGb;
+
+  /**
+   * Specifies the disk type to use to create the instance. If not specified,
+   * the default is pd-standard, specified using the full URL. For example:
+   *
+   * https://www.googleapis.com/compute/v1/projects/project/zones/zone/diskTypes/pd-standard
+   *
+   * Other values include pd-ssd and local-ssd. If you define this field, you
+   * can provide either the full or partial URL. For example, the following are
+   * valid values:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/zones/zone/diskTypes/diskType
+   * - projects/project/zones/zone/diskTypes/diskType
+   * - zones/zone/diskTypes/diskType
+   */
+  core.String diskType;
+
+  /**
+   * A source image used to create the disk. You can provide a private (custom)
+   * image, and Compute Engine will use the corresponding image from your
+   * project. For example:
+   *
+   * global/images/my-private-image
+   *
+   * Or you can provide an image from a publicly-available project. For example,
+   * to use a Debian image from the debian-cloud project, make sure to include
+   * the project in the URL:
+   *
+   * projects/debian-cloud/global/images/debian-7-wheezy-vYYYYMMDD
+   *
+   * where vYYYYMMDD is the image version. The fully-qualified URL will also
+   * work in both cases.
+   */
+  core.String sourceImage;
+
+
+  AttachedDiskInitializeParams();
+
+  AttachedDiskInitializeParams.fromJson(core.Map _json) {
+    if (_json.containsKey("diskName")) {
+      diskName = _json["diskName"];
+    }
+    if (_json.containsKey("diskSizeGb")) {
+      diskSizeGb = _json["diskSizeGb"];
+    }
+    if (_json.containsKey("diskType")) {
+      diskType = _json["diskType"];
+    }
+    if (_json.containsKey("sourceImage")) {
+      sourceImage = _json["sourceImage"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (diskName != null) {
+      _json["diskName"] = diskName;
+    }
+    if (diskSizeGb != null) {
+      _json["diskSizeGb"] = diskSizeGb;
+    }
+    if (diskType != null) {
+      _json["diskType"] = diskType;
+    }
+    if (sourceImage != null) {
+      _json["sourceImage"] = sourceImage;
+    }
+    return _json;
+  }
+}
+
+
+/** Message containing information of one individual backend. */
+class Backend {
+  /**
+   * The balancing mode of this backend, default is UTILIZATION.
+   * Possible string values are:
+   * - "RATE"
+   * - "UTILIZATION"
+   */
+  core.String balancingMode;
+
+  /**
+   * The multiplier (a value between 0 and 1e6) of the max capacity (CPU or RPS,
+   * depending on 'balancingMode') the group should serve up to. 0 means the
+   * group is totally drained. Default value is 1. Valid range is [0, 1e6].
+   */
+  core.double capacityScaler;
+
+  /**
+   * An optional textual description of the resource, which is provided by the
+   * client when the resource is created.
+   */
+  core.String description;
+
+  /**
+   * URL of a zonal Cloud Resource View resource. This resource view defines the
+   * list of instances that serve traffic. Member virtual machine instances from
+   * each resource view must live in the same zone as the resource view itself.
+   * No two backends in a backend service are allowed to use same Resource View
+   * resource.
+   */
+  core.String group;
+
+  /**
+   * The max RPS of the group. Can be used with either balancing mode, but
+   * required if RATE mode. For RATE mode, either maxRate or maxRatePerInstance
+   * must be set.
+   */
+  core.int maxRate;
+
+  /**
+   * The max RPS that a single backed instance can handle. This is used to
+   * calculate the capacity of the group. Can be used in either balancing mode.
+   * For RATE mode, either maxRate or maxRatePerInstance must be set.
+   */
+  core.double maxRatePerInstance;
+
+  /**
+   * Used when 'balancingMode' is UTILIZATION. This ratio defines the CPU
+   * utilization target for the group. The default is 0.8. Valid range is [0,
+   * 1].
+   */
+  core.double maxUtilization;
+
+
+  Backend();
+
+  Backend.fromJson(core.Map _json) {
+    if (_json.containsKey("balancingMode")) {
+      balancingMode = _json["balancingMode"];
+    }
+    if (_json.containsKey("capacityScaler")) {
+      capacityScaler = _json["capacityScaler"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("group")) {
+      group = _json["group"];
+    }
+    if (_json.containsKey("maxRate")) {
+      maxRate = _json["maxRate"];
+    }
+    if (_json.containsKey("maxRatePerInstance")) {
+      maxRatePerInstance = _json["maxRatePerInstance"];
+    }
+    if (_json.containsKey("maxUtilization")) {
+      maxUtilization = _json["maxUtilization"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (balancingMode != null) {
+      _json["balancingMode"] = balancingMode;
+    }
+    if (capacityScaler != null) {
+      _json["capacityScaler"] = capacityScaler;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (group != null) {
+      _json["group"] = group;
+    }
+    if (maxRate != null) {
+      _json["maxRate"] = maxRate;
+    }
+    if (maxRatePerInstance != null) {
+      _json["maxRatePerInstance"] = maxRatePerInstance;
+    }
+    if (maxUtilization != null) {
+      _json["maxUtilization"] = maxUtilization;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * A BackendService resource. This resource defines a group of backend VMs
+ * together with their serving capacity.
+ */
+class BackendService {
+  /** The list of backends that serve this BackendService. */
+  core.List<Backend> backends;
+
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
+   * Fingerprint of this resource. A hash of the contents stored in this object.
+   * This field is used in optimistic locking. This field will be ignored when
+   * inserting a BackendService. An up-to-date fingerprint must be provided in
+   * order to update the BackendService.
+   */
+  core.String fingerprint;
+
+  core.List<core.int> get fingerprintAsBytes {
+    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
+  }
+
+  void set fingerprintAsBytes(core.List<core.int> _bytes) {
+    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
+  }
+
+  /**
+   * The list of URLs to the HttpHealthCheck resource for health checking this
+   * BackendService. Currently at most one health check can be specified, and a
+   * health check is required.
+   */
+  core.List<core.String> healthChecks;
+
+  /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
   /** Type of the resource. */
   core.String kind;
 
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
    */
   core.String name;
 
   /**
-   * URL of the region where the regional address resides (output only). This
-   * field is not applicable to global addresses.
+   * Deprecated in favor of port_name. The TCP port to connect on the backend.
+   * The default value is 80.
    */
-  core.String region;
+  core.int port;
+
+  /**
+   * Name of backend port. The same name should appear in the resource views
+   * referenced by this service. Required.
+   */
+  core.String portName;
+
+  /**
+   *
+   * Possible string values are:
+   * - "HTTP"
+   */
+  core.String protocol;
 
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
   /**
-   * The status of the address (output only).
-   * Possible string values are:
-   * - "IN_USE"
-   * - "RESERVED"
+   * How many seconds to wait for the backend before considering it a failed
+   * request. Default is 30 seconds.
    */
-  core.String status;
-
-  /** The resources that are using this address resource. */
-  core.List<core.String> users;
+  core.int timeoutSec;
 
 
-  Address();
+  BackendService();
 
-  Address.fromJson(core.Map _json) {
-    if (_json.containsKey("address")) {
-      address = _json["address"];
+  BackendService.fromJson(core.Map _json) {
+    if (_json.containsKey("backends")) {
+      backends = _json["backends"].map((value) => new Backend.fromJson(value)).toList();
     }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
+    if (_json.containsKey("fingerprint")) {
+      fingerprint = _json["fingerprint"];
+    }
+    if (_json.containsKey("healthChecks")) {
+      healthChecks = _json["healthChecks"];
+    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("region")) {
-      region = _json["region"];
+    if (_json.containsKey("port")) {
+      port = _json["port"];
+    }
+    if (_json.containsKey("portName")) {
+      portName = _json["portName"];
+    }
+    if (_json.containsKey("protocol")) {
+      protocol = _json["protocol"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
-    }
-    if (_json.containsKey("users")) {
-      users = _json["users"];
+    if (_json.containsKey("timeoutSec")) {
+      timeoutSec = _json["timeoutSec"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (address != null) {
-      _json["address"] = address;
+    if (backends != null) {
+      _json["backends"] = backends.map((value) => (value).toJson()).toList();
     }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
+    if (fingerprint != null) {
+      _json["fingerprint"] = fingerprint;
+    }
+    if (healthChecks != null) {
+      _json["healthChecks"] = healthChecks;
+    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (region != null) {
-      _json["region"] = region;
+    if (port != null) {
+      _json["port"] = port;
+    }
+    if (portName != null) {
+      _json["portName"] = portName;
+    }
+    if (protocol != null) {
+      _json["protocol"] = protocol;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (status != null) {
-      _json["status"] = status;
-    }
-    if (users != null) {
-      _json["users"] = users;
+    if (timeoutSec != null) {
+      _json["timeoutSec"] = timeoutSec;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class AddressAggregatedList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** A map of scoped address lists. */
-  core.Map<core.String, AddressesScopedList> items;
+class BackendServiceGroupHealth {
+  core.List<HealthStatus> healthStatus;
 
   /** Type of resource. */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
-  core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
-  core.String selfLink;
+  BackendServiceGroupHealth();
 
-
-  AddressAggregatedList();
-
-  AddressAggregatedList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new AddressesScopedList.fromJson(item));
+  BackendServiceGroupHealth.fromJson(core.Map _json) {
+    if (_json.containsKey("healthStatus")) {
+      healthStatus = _json["healthStatus"].map((value) => new HealthStatus.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+    if (healthStatus != null) {
+      _json["healthStatus"] = healthStatus.map((value) => (value).toJson()).toList();
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
     return _json;
   }
 }
 
 
-/** Contains a list of address resources. */
-class AddressList {
+/** Contains a list of BackendService resources. */
+class BackendServiceList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of Address resources. */
-  core.List<Address> items;
+  /** A list of BackendService resources. */
+  core.List<BackendService> items;
 
   /** Type of resource. */
   core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
-  /** Server defined URL for the resource (output only). */
+  /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  AddressList();
+  BackendServiceList();
 
-  AddressList.fromJson(core.Map _json) {
+  BackendServiceList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Address.fromJson(value)).toList();
+      items = _json["items"].map((value) => new BackendService.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class AddressesScopedListWarningData {
-  /** A key for the warning data. */
-  core.String key;
-
-  /** A warning data value corresponding to the key. */
-  core.String value;
-
-
-  AddressesScopedListWarningData();
-
-  AddressesScopedListWarningData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
+/** Deprecation status for a public resource. */
+class DeprecationStatus {
+  /**
+   * An optional RFC3339 timestamp on or after which the deprecation state of
+   * this resource will be changed to DELETED.
+   */
+  core.String deleted;
+
+  /**
+   * An optional RFC3339 timestamp on or after which the deprecation state of
+   * this resource will be changed to DEPRECATED.
+   */
+  core.String deprecated;
+
+  /**
+   * An optional RFC3339 timestamp on or after which the deprecation state of
+   * this resource will be changed to OBSOLETE.
+   */
+  core.String obsolete;
+
+  /**
+   * The URL of the suggested replacement for a deprecated resource. The
+   * suggested replacement resource must be the same kind of resource as the
+   * deprecated resource.
+   */
+  core.String replacement;
+
+  /**
+   * The deprecation state of this resource. This can be DEPRECATED, OBSOLETE,
+   * or DELETED. Operations which create a new resource using a DEPRECATED
+   * resource will return successfully, but with a warning indicating the
+   * deprecated resource and recommending its replacement. Operations which use
+   * OBSOLETE or DELETED resources will be rejected and result in an error.
+   * Possible string values are:
+   * - "DELETED"
+   * - "DEPRECATED"
+   * - "OBSOLETE"
+   */
+  core.String state;
+
+
+  DeprecationStatus();
+
+  DeprecationStatus.fromJson(core.Map _json) {
+    if (_json.containsKey("deleted")) {
+      deleted = _json["deleted"];
+    }
+    if (_json.containsKey("deprecated")) {
+      deprecated = _json["deprecated"];
+    }
+    if (_json.containsKey("obsolete")) {
+      obsolete = _json["obsolete"];
+    }
+    if (_json.containsKey("replacement")) {
+      replacement = _json["replacement"];
+    }
+    if (_json.containsKey("state")) {
+      state = _json["state"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
+    if (deleted != null) {
+      _json["deleted"] = deleted;
+    }
+    if (deprecated != null) {
+      _json["deprecated"] = deprecated;
+    }
+    if (obsolete != null) {
+      _json["obsolete"] = obsolete;
+    }
+    if (replacement != null) {
+      _json["replacement"] = replacement;
+    }
+    if (state != null) {
+      _json["state"] = state;
     }
     return _json;
   }
 }
 
 
-/**
- * Informational warning which replaces the list of addresses when the list is
- * empty.
- */
-class AddressesScopedListWarning {
-  /**
-   * The warning type identifier for this warning.
+/** A Disk resource. */
+class Disk {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
+  core.String description;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] Type of the resource. Always compute#disk for disks. */
+  core.String kind;
+
+  /** Any applicable publicly visible licenses. */
+  core.List<core.String> licenses;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
+   */
+  core.String name;
+
+  /** Internal use only. */
+  core.String options;
+
+  /** [Output Only] Server-defined fully-qualified URL for this resource. */
+  core.String selfLink;
+
+  /**
+   * Size of the persistent disk, specified in GB. You can specify this field
+   * when creating a persistent disk using the sourceImage or sourceSnapshot
+   * parameter, or specify it alone to create an empty persistent disk.
+   *
+   * If you specify this field along with sourceImage or sourceSnapshot, the
+   * value of sizeGb must not be less than the size of the sourceImage or the
+   * size of the snapshot.
+   */
+  core.String sizeGb;
+
+  /**
+   * The source image used to create this disk. If the source image is deleted
+   * from the system, this field will not be set, even if an image with the same
+   * name has been re-created.
+   *
+   * When creating a disk, you can provide a private (custom) image using the
+   * following input, and Compute Engine will use the corresponding image from
+   * your project. For example:
+   *
+   * global/images/my-private-image
+   *
+   * Or you can provide an image from a publicly-available project. For example,
+   * to use a Debian image from the debian-cloud project, make sure to include
+   * the project in the URL:
+   *
+   * projects/debian-cloud/global/images/debian-7-wheezy-vYYYYMMDD
+   *
+   * where vYYYYMMDD is the image version. The fully-qualified URL will also
+   * work in both cases.
+   */
+  core.String sourceImage;
+
+  /**
+   * The ID value of the image used to create this disk. This value identifies
+   * the exact image that was used to create this persistent disk. For example,
+   * if you created the persistent disk from an image that was later deleted and
+   * recreated under the same name, the source image ID would identify the exact
+   * version of the image that was used.
+   */
+  core.String sourceImageId;
+
+  /**
+   * The source snapshot used to create this disk. You can provide this as a
+   * partial or full URL to the resource. For example, the following are valid
+   * values:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/global/snapshots/snapshot
+   * - projects/project/global/snapshots/snapshot
+   * - global/snapshots/snapshot
+   */
+  core.String sourceSnapshot;
+
+  /**
+   * [Output Only] The unique ID of the snapshot used to create this disk. This
+   * value identifies the exact snapshot that was used to create this persistent
+   * disk. For example, if you created the persistent disk from a snapshot that
+   * was later deleted and recreated under the same name, the source snapshot ID
+   * would identify the exact version of the snapshot that was used.
+   */
+  core.String sourceSnapshotId;
+
+  /**
+   * [Output Only] The status of disk creation. Applicable statuses includes:
+   * CREATING, FAILED, READY, RESTORING.
    * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<AddressesScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  AddressesScopedListWarning();
-
-  AddressesScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new AddressesScopedListWarningData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class AddressesScopedList {
-  /** List of addresses contained in this scope. */
-  core.List<Address> addresses;
-
-  /**
-   * Informational warning which replaces the list of addresses when the list is
-   * empty.
-   */
-  AddressesScopedListWarning warning;
-
-
-  AddressesScopedList();
-
-  AddressesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("addresses")) {
-      addresses = _json["addresses"].map((value) => new Address.fromJson(value)).toList();
-    }
-    if (_json.containsKey("warning")) {
-      warning = new AddressesScopedListWarning.fromJson(_json["warning"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (addresses != null) {
-      _json["addresses"] = addresses.map((value) => (value).toJson()).toList();
-    }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** An instance-attached disk resource. */
-class AttachedDisk {
-  /**
-   * Whether the disk will be auto-deleted when the instance is deleted (but not
-   * when the disk is detached from the instance).
-   */
-  core.bool autoDelete;
-
-  /**
-   * Indicates that this is a boot disk. VM will use the first partition of the
-   * disk for its root filesystem.
-   */
-  core.bool boot;
-
-  /**
-   * Persistent disk only; must be unique within the instance when specified.
-   * This represents a unique device name that is reflected into the /dev/ tree
-   * of a Linux operating system running within the instance. If not specified,
-   * a default will be chosen by the system.
-   */
-  core.String deviceName;
-
-  /**
-   * A zero-based index to assign to this disk, where 0 is reserved for the boot
-   * disk. If not specified, the server will choose an appropriate value (output
-   * only).
-   */
-  core.int index;
-
-  /** Initialization parameters. */
-  AttachedDiskInitializeParams initializeParams;
-
-  /**
-   * Not documented yet.
-   * Possible string values are:
-   * - "NVME"
-   * - "SCSI"
-   */
-  core.String interface;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /** Public visible licenses. */
-  core.List<core.String> licenses;
-
-  /**
-   * The mode in which to attach this disk, either "READ_WRITE" or "READ_ONLY".
-   * Possible string values are:
-   * - "READ_ONLY"
-   * - "READ_WRITE"
-   */
-  core.String mode;
-
-  /** Persistent disk only; the URL of the persistent disk resource. */
-  core.String source;
-
-  /**
-   * Type of the disk, either "SCRATCH" or "PERSISTENT". Note that persistent
-   * disks must be created before you can specify them here.
-   * Possible string values are:
-   * - "PERSISTENT"
-   * - "SCRATCH"
+   * - "CREATING"
+   * - "FAILED"
+   * - "READY"
+   * - "RESTORING"
+   */
+  core.String status;
+
+  /**
+   * URL of the disk type resource describing which disk type to use to create
+   * the disk; provided by the client when the disk is created.
    */
   core.String type;
 
-
-  AttachedDisk();
-
-  AttachedDisk.fromJson(core.Map _json) {
-    if (_json.containsKey("autoDelete")) {
-      autoDelete = _json["autoDelete"];
-    }
-    if (_json.containsKey("boot")) {
-      boot = _json["boot"];
-    }
-    if (_json.containsKey("deviceName")) {
-      deviceName = _json["deviceName"];
-    }
-    if (_json.containsKey("index")) {
-      index = _json["index"];
-    }
-    if (_json.containsKey("initializeParams")) {
-      initializeParams = new AttachedDiskInitializeParams.fromJson(_json["initializeParams"]);
-    }
-    if (_json.containsKey("interface")) {
-      interface = _json["interface"];
+  /** [Output Only] URL of the zone where the disk resides. */
+  core.String zone;
+
+
+  Disk();
+
+  Disk.fromJson(core.Map _json) {
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("licenses")) {
       licenses = _json["licenses"];
     }
-    if (_json.containsKey("mode")) {
-      mode = _json["mode"];
+    if (_json.containsKey("name")) {
+      name = _json["name"];
     }
-    if (_json.containsKey("source")) {
-      source = _json["source"];
+    if (_json.containsKey("options")) {
+      options = _json["options"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+    if (_json.containsKey("sizeGb")) {
+      sizeGb = _json["sizeGb"];
+    }
+    if (_json.containsKey("sourceImage")) {
+      sourceImage = _json["sourceImage"];
+    }
+    if (_json.containsKey("sourceImageId")) {
+      sourceImageId = _json["sourceImageId"];
+    }
+    if (_json.containsKey("sourceSnapshot")) {
+      sourceSnapshot = _json["sourceSnapshot"];
+    }
+    if (_json.containsKey("sourceSnapshotId")) {
+      sourceSnapshotId = _json["sourceSnapshotId"];
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
     }
     if (_json.containsKey("type")) {
       type = _json["type"];
     }
+    if (_json.containsKey("zone")) {
+      zone = _json["zone"];
+    }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (autoDelete != null) {
-      _json["autoDelete"] = autoDelete;
+    if (creationTimestamp != null) {
+      _json["creationTimestamp"] = creationTimestamp;
     }
-    if (boot != null) {
-      _json["boot"] = boot;
+    if (description != null) {
+      _json["description"] = description;
     }
-    if (deviceName != null) {
-      _json["deviceName"] = deviceName;
-    }
-    if (index != null) {
-      _json["index"] = index;
-    }
-    if (initializeParams != null) {
-      _json["initializeParams"] = (initializeParams).toJson();
-    }
-    if (interface != null) {
-      _json["interface"] = interface;
+    if (id != null) {
+      _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (licenses != null) {
       _json["licenses"] = licenses;
     }
-    if (mode != null) {
-      _json["mode"] = mode;
-    }
-    if (source != null) {
-      _json["source"] = source;
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (options != null) {
+      _json["options"] = options;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    if (sizeGb != null) {
+      _json["sizeGb"] = sizeGb;
+    }
+    if (sourceImage != null) {
+      _json["sourceImage"] = sourceImage;
+    }
+    if (sourceImageId != null) {
+      _json["sourceImageId"] = sourceImageId;
+    }
+    if (sourceSnapshot != null) {
+      _json["sourceSnapshot"] = sourceSnapshot;
+    }
+    if (sourceSnapshotId != null) {
+      _json["sourceSnapshotId"] = sourceSnapshotId;
+    }
+    if (status != null) {
+      _json["status"] = status;
     }
     if (type != null) {
       _json["type"] = type;
     }
-    return _json;
-  }
-}
-
-
-/**
- * Initialization parameters for the new disk (input-only). Can only be
- * specified on the boot disk or local SSDs. Mutually exclusive with 'source'.
- */
-class AttachedDiskInitializeParams {
-  /**
-   * Name of the disk (when not provided defaults to the name of the instance).
-   */
-  core.String diskName;
-
-  /** Size of the disk in base-2 GB. */
-  core.String diskSizeGb;
-
-  /**
-   * URL of the disk type resource describing which disk type to use to create
-   * the disk; provided by the client when the disk is created.
-   */
-  core.String diskType;
-
-  /** The source image used to create this disk. */
-  core.String sourceImage;
-
-
-  AttachedDiskInitializeParams();
-
-  AttachedDiskInitializeParams.fromJson(core.Map _json) {
-    if (_json.containsKey("diskName")) {
-      diskName = _json["diskName"];
-    }
-    if (_json.containsKey("diskSizeGb")) {
-      diskSizeGb = _json["diskSizeGb"];
-    }
-    if (_json.containsKey("diskType")) {
-      diskType = _json["diskType"];
-    }
-    if (_json.containsKey("sourceImage")) {
-      sourceImage = _json["sourceImage"];
+    if (zone != null) {
+      _json["zone"] = zone;
+    }
+    return _json;
+  }
+}
+
+
+class DiskAggregatedList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] A map of scoped disk lists. */
+  core.Map<core.String, DisksScopedList> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#diskAggregatedList for
+   * aggregated lists of persistent disks.
+   */
+  core.String kind;
+
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
+
+  /** [Output Only] Server defined URL for this resource. */
+  core.String selfLink;
+
+
+  DiskAggregatedList();
+
+  DiskAggregatedList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = commons.mapMap(_json["items"], (item) => new DisksScopedList.fromJson(item));
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (diskName != null) {
-      _json["diskName"] = diskName;
-    }
-    if (diskSizeGb != null) {
-      _json["diskSizeGb"] = diskSizeGb;
-    }
-    if (diskType != null) {
-      _json["diskType"] = diskType;
-    }
-    if (sourceImage != null) {
-      _json["sourceImage"] = sourceImage;
-    }
-    return _json;
-  }
-}
-
-
-/** Message containing information of one individual backend. */
-class Backend {
-  /**
-   * The balancing mode of this backend, default is UTILIZATION.
-   * Possible string values are:
-   * - "RATE"
-   * - "UTILIZATION"
-   */
-  core.String balancingMode;
-
-  /**
-   * The multiplier (a value between 0 and 1e6) of the max capacity (CPU or RPS,
-   * depending on 'balancingMode') the group should serve up to. 0 means the
-   * group is totally drained. Default value is 1. Valid range is [0, 1e6].
-   */
-  core.double capacityScaler;
-
-  /**
-   * An optional textual description of the resource, which is provided by the
-   * client when the resource is created.
-   */
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+/** A list of Disk resources. */
+class DiskList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] A list of persistent disks. */
+  core.List<Disk> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#diskList for lists of disks.
+   */
+  core.String kind;
+
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
+
+  /** [Output Only] Server defined URL for this resource. */
+  core.String selfLink;
+
+
+  DiskList();
+
+  DiskList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new Disk.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+class DiskMoveRequest {
+  /**
+   * The URL of the destination zone to move the disk to. This can be a full or
+   * partial URL. For example, the following are all valid URLs to a zone:
+   * - https://www.googleapis.com/compute/v1/projects/project/zones/zone
+   * - projects/project/zones/zone
+   * - zones/zone
+   */
+  core.String destinationZone;
+
+  /**
+   * The URL of the target disk to move. This can be a full or partial URL. For
+   * example, the following are all valid URLs to a disk:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/zones/zone/disks/disk
+   * - projects/project/zones/zone/disks/disk
+   * - zones/zone/disks/disk
+   */
+  core.String targetDisk;
+
+
+  DiskMoveRequest();
+
+  DiskMoveRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("destinationZone")) {
+      destinationZone = _json["destinationZone"];
+    }
+    if (_json.containsKey("targetDisk")) {
+      targetDisk = _json["targetDisk"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (destinationZone != null) {
+      _json["destinationZone"] = destinationZone;
+    }
+    if (targetDisk != null) {
+      _json["targetDisk"] = targetDisk;
+    }
+    return _json;
+  }
+}
+
+
+/** A disk type resource. */
+class DiskType {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /** [Output Only] Server defined default disk size in GB. */
+  core.String defaultDiskSizeGb;
+
+  /** [Output Only] The deprecation status associated with this disk type. */
+  DeprecationStatus deprecated;
+
+  /** [Output Only] An optional textual description of the resource. */
   core.String description;
 
   /**
-   * URL of a zonal Cloud Resource View resource. This resource view defines the
-   * list of instances that serve traffic. Member virtual machine instances from
-   * each resource view must live in the same zone as the resource view itself.
-   * No two backends in a backend service are allowed to use same Resource View
-   * resource.
-   */
-  core.String group;
-
-  /**
-   * The max RPS of the group. Can be used with either balancing mode, but
-   * required if RATE mode. For RATE mode, either maxRate or maxRatePerInstance
-   * must be set.
-   */
-  core.int maxRate;
-
-  /**
-   * The max RPS that a single backed instance can handle. This is used to
-   * calculate the capacity of the group. Can be used in either balancing mode.
-   * For RATE mode, either maxRate or maxRatePerInstance must be set.
-   */
-  core.double maxRatePerInstance;
-
-  /**
-   * Used when 'balancingMode' is UTILIZATION. This ratio defines the CPU
-   * utilization target for the group. The default is 0.8. Valid range is [0,
-   * 1].
-   */
-  core.double maxUtilization;
-
-
-  Backend();
-
-  Backend.fromJson(core.Map _json) {
-    if (_json.containsKey("balancingMode")) {
-      balancingMode = _json["balancingMode"];
-    }
-    if (_json.containsKey("capacityScaler")) {
-      capacityScaler = _json["capacityScaler"];
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#diskType for disk types.
+   */
+  core.String kind;
+
+  /** [Output Only] Name of the resource. */
+  core.String name;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+  /**
+   * [Output Only] An optional textual description of the valid disk size, such
+   * as "10GB-10TB".
+   */
+  core.String validDiskSize;
+
+  /** [Output Only] URL of the zone where the disk type resides. */
+  core.String zone;
+
+
+  DiskType();
+
+  DiskType.fromJson(core.Map _json) {
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("defaultDiskSizeGb")) {
+      defaultDiskSizeGb = _json["defaultDiskSizeGb"];
+    }
+    if (_json.containsKey("deprecated")) {
+      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("group")) {
-      group = _json["group"];
-    }
-    if (_json.containsKey("maxRate")) {
-      maxRate = _json["maxRate"];
-    }
-    if (_json.containsKey("maxRatePerInstance")) {
-      maxRatePerInstance = _json["maxRatePerInstance"];
-    }
-    if (_json.containsKey("maxUtilization")) {
-      maxUtilization = _json["maxUtilization"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (balancingMode != null) {
-      _json["balancingMode"] = balancingMode;
-    }
-    if (capacityScaler != null) {
-      _json["capacityScaler"] = capacityScaler;
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (group != null) {
-      _json["group"] = group;
-    }
-    if (maxRate != null) {
-      _json["maxRate"] = maxRate;
-    }
-    if (maxRatePerInstance != null) {
-      _json["maxRatePerInstance"] = maxRatePerInstance;
-    }
-    if (maxUtilization != null) {
-      _json["maxUtilization"] = maxUtilization;
-    }
-    return _json;
-  }
-}
-
-
-/**
- * A BackendService resource. This resource defines a group of backend VMs
- * together with their serving capacity.
- */
-class BackendService {
-  /** The list of backends that serve this BackendService. */
-  core.List<Backend> backends;
-
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
-
-  /**
-   * An optional textual description of the resource; provided by the client
-   * when the resource is created.
-   */
-  core.String description;
-
-  /**
-   * Fingerprint of this resource. A hash of the contents stored in this object.
-   * This field is used in optimistic locking. This field will be ignored when
-   * inserting a BackendService. An up-to-date fingerprint must be provided in
-   * order to update the BackendService.
-   */
-  core.String fingerprint;
-
-  core.List<core.int> get fingerprintAsBytes {
-    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
-  }
-
-  void set fingerprintAsBytes(core.List<core.int> _bytes) {
-    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
-  }
-
-  /**
-   * The list of URLs to the HttpHealthCheck resource for health checking this
-   * BackendService. Currently at most one health check can be specified, and a
-   * health check is required.
-   */
-  core.List<core.String> healthChecks;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
-  core.String name;
-
-  /**
-   * Deprecated in favor of port_name. The TCP port to connect on the backend.
-   * The default value is 80.
-   */
-  core.int port;
-
-  /**
-   * Name of backend port. The same name should appear in the resource views
-   * referenced by this service. Required.
-   */
-  core.String portName;
-
-  /**
-   * Not documented yet.
-   * Possible string values are:
-   * - "HTTP"
-   */
-  core.String protocol;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-  /**
-   * How many seconds to wait for the backend before considering it a failed
-   * request. Default is 30 seconds.
-   */
-  core.int timeoutSec;
-
-
-  BackendService();
-
-  BackendService.fromJson(core.Map _json) {
-    if (_json.containsKey("backends")) {
-      backends = _json["backends"].map((value) => new Backend.fromJson(value)).toList();
-    }
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("fingerprint")) {
-      fingerprint = _json["fingerprint"];
-    }
-    if (_json.containsKey("healthChecks")) {
-      healthChecks = _json["healthChecks"];
-    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("port")) {
-      port = _json["port"];
-    }
-    if (_json.containsKey("portName")) {
-      portName = _json["portName"];
-    }
-    if (_json.containsKey("protocol")) {
-      protocol = _json["protocol"];
-    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("timeoutSec")) {
-      timeoutSec = _json["timeoutSec"];
+    if (_json.containsKey("validDiskSize")) {
+      validDiskSize = _json["validDiskSize"];
+    }
+    if (_json.containsKey("zone")) {
+      zone = _json["zone"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (backends != null) {
-      _json["backends"] = backends.map((value) => (value).toJson()).toList();
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
+    if (defaultDiskSizeGb != null) {
+      _json["defaultDiskSizeGb"] = defaultDiskSizeGb;
+    }
+    if (deprecated != null) {
+      _json["deprecated"] = (deprecated).toJson();
+    }
     if (description != null) {
       _json["description"] = description;
     }
-    if (fingerprint != null) {
-      _json["fingerprint"] = fingerprint;
-    }
-    if (healthChecks != null) {
-      _json["healthChecks"] = healthChecks;
-    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (port != null) {
-      _json["port"] = port;
-    }
-    if (portName != null) {
-      _json["portName"] = portName;
-    }
-    if (protocol != null) {
-      _json["protocol"] = protocol;
-    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (timeoutSec != null) {
-      _json["timeoutSec"] = timeoutSec;
+    if (validDiskSize != null) {
+      _json["validDiskSize"] = validDiskSize;
+    }
+    if (zone != null) {
+      _json["zone"] = zone;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class BackendServiceGroupHealth {
-  /** Not documented yet. */
-  core.List<HealthStatus> healthStatus;
+class DiskTypeAggregatedList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
 
-  /** Type of resource. */
+  /** [Output Only] A map of scoped disk type lists. */
+  core.Map<core.String, DiskTypesScopedList> items;
+
+  /** [Output Only] Type of resource. Always compute#diskTypeAggregatedList. */
   core.String kind;
 
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
 
-  BackendServiceGroupHealth();
+  /** [Output Only] Server defined URL for this resource. */
+  core.String selfLink;
 
-  BackendServiceGroupHealth.fromJson(core.Map _json) {
-    if (_json.containsKey("healthStatus")) {
-      healthStatus = _json["healthStatus"].map((value) => new HealthStatus.fromJson(value)).toList();
+
+  DiskTypeAggregatedList();
+
+  DiskTypeAggregatedList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = commons.mapMap(_json["items"], (item) => new DiskTypesScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (healthStatus != null) {
-      _json["healthStatus"] = healthStatus.map((value) => (value).toJson()).toList();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
     return _json;
   }
 }
 
 
-/** Contains a list of BackendService resources. */
-class BackendServiceList {
+/** Contains a list of disk type resources. */
+class DiskTypeList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of BackendService resources. */
-  core.List<BackendService> items;
+  /** [Output Only] A list of Disk Type resources. */
+  core.List<DiskType> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#diskTypeList for disk types.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  BackendServiceList();
+  DiskTypeList();
 
-  BackendServiceList.fromJson(core.Map _json) {
+  DiskTypeList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new BackendService.fromJson(value)).toList();
+      items = _json["items"].map((value) => new DiskType.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Deprecation status for a public resource. */
-class DeprecationStatus {
-  /**
-   * An optional RFC3339 timestamp on or after which the deprecation state of
-   * this resource will be changed to DELETED.
-   */
-  core.String deleted;
-
-  /**
-   * An optional RFC3339 timestamp on or after which the deprecation state of
-   * this resource will be changed to DEPRECATED.
-   */
-  core.String deprecated;
-
-  /**
-   * An optional RFC3339 timestamp on or after which the deprecation state of
-   * this resource will be changed to OBSOLETE.
-   */
-  core.String obsolete;
-
-  /**
-   * A URL of the suggested replacement for the deprecated resource. The
-   * deprecated resource and its replacement must be resources of the same kind.
-   */
-  core.String replacement;
-
-  /**
-   * The deprecation state. Can be "DEPRECATED", "OBSOLETE", or "DELETED".
-   * Operations which create a new resource using a "DEPRECATED" resource will
-   * return successfully, but with a warning indicating the deprecated resource
-   * and recommending its replacement. New uses of "OBSOLETE" or "DELETED"
-   * resources will result in an error.
+class DiskTypesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  DiskTypesScopedListWarningData();
+
+  DiskTypesScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Output Only] Informational warning which replaces the list of disk types
+ * when the list is empty.
+ */
+class DiskTypesScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
    * Possible string values are:
-   * - "DELETED"
-   * - "DEPRECATED"
-   * - "OBSOLETE"
-   */
-  core.String state;
-
-
-  DeprecationStatus();
-
-  DeprecationStatus.fromJson(core.Map _json) {
-    if (_json.containsKey("deleted")) {
-      deleted = _json["deleted"];
-    }
-    if (_json.containsKey("deprecated")) {
-      deprecated = _json["deprecated"];
-    }
-    if (_json.containsKey("obsolete")) {
-      obsolete = _json["obsolete"];
-    }
-    if (_json.containsKey("replacement")) {
-      replacement = _json["replacement"];
-    }
-    if (_json.containsKey("state")) {
-      state = _json["state"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (deleted != null) {
-      _json["deleted"] = deleted;
-    }
-    if (deprecated != null) {
-      _json["deprecated"] = deprecated;
-    }
-    if (obsolete != null) {
-      _json["obsolete"] = obsolete;
-    }
-    if (replacement != null) {
-      _json["replacement"] = replacement;
-    }
-    if (state != null) {
-      _json["state"] = state;
-    }
-    return _json;
-  }
-}
-
-
-/** A persistent disk resource. */
-class Disk {
-  /** Creation timestamp in RFC3339 text format (output only). */
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<DiskTypesScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  DiskTypesScopedListWarning();
+
+  DiskTypesScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new DiskTypesScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class DiskTypesScopedList {
+  /** [Output Only] List of disk types contained in this scope. */
+  core.List<DiskType> diskTypes;
+
+  /**
+   * [Output Only] Informational warning which replaces the list of disk types
+   * when the list is empty.
+   */
+  DiskTypesScopedListWarning warning;
+
+
+  DiskTypesScopedList();
+
+  DiskTypesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("diskTypes")) {
+      diskTypes = _json["diskTypes"].map((value) => new DiskType.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new DiskTypesScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (diskTypes != null) {
+      _json["diskTypes"] = diskTypes.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class DisksScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  DisksScopedListWarningData();
+
+  DisksScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Output Only] Informational warning which replaces the list of disks when the
+ * list is empty.
+ */
+class DisksScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<DisksScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  DisksScopedListWarning();
+
+  DisksScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new DisksScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class DisksScopedList {
+  /** [Output Only] List of disks contained in this scope. */
+  core.List<Disk> disks;
+
+  /**
+   * [Output Only] Informational warning which replaces the list of disks when
+   * the list is empty.
+   */
+  DisksScopedListWarning warning;
+
+
+  DisksScopedList();
+
+  DisksScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("disks")) {
+      disks = _json["disks"].map((value) => new Disk.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new DisksScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (disks != null) {
+      _json["disks"] = disks.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class FirewallAllowed {
+  /**
+   * The IP protocol that is allowed for this rule. The protocol type is
+   * required when creating a firewall. This value can either be one of the
+   * following well known protocol strings (tcp, udp, icmp, esp, ah, sctp), or
+   * the IP protocol number.
+   */
+  core.String IPProtocol;
+
+  /**
+   * An optional list of ports which are allowed. This field is only applicable
+   * for UDP or TCP protocol. Each entry must be either an integer or a range.
+   * If not specified, connections through any port are allowed
+   *
+   * Example inputs include: ["22"], ["80","443"], and ["12345-12349"].
+   */
+  core.List<core.String> ports;
+
+
+  FirewallAllowed();
+
+  FirewallAllowed.fromJson(core.Map _json) {
+    if (_json.containsKey("IPProtocol")) {
+      IPProtocol = _json["IPProtocol"];
+    }
+    if (_json.containsKey("ports")) {
+      ports = _json["ports"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (IPProtocol != null) {
+      _json["IPProtocol"] = IPProtocol;
+    }
+    if (ports != null) {
+      _json["ports"] = ports;
+    }
+    return _json;
+  }
+}
+
+
+/** A Firewall resource. */
+class Firewall {
+  /**
+   * The list of rules specified by this firewall. Each rule specifies a
+   * protocol and port-range tuple that describes a permitted connection.
+   */
+  core.List<FirewallAllowed> allowed;
+
+  /** [Output Only] Creation timestamp in RFC3339text format. */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** Type of the resource. */
+  /**
+   * [Output Ony] Type of the resource. Always compute#firewall for firewall
+   * rules.
+   */
   core.String kind;
 
-  /** Public visible licenses. */
-  core.List<core.String> licenses;
-
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
    */
   core.String name;
 
-  /** Internal use only. */
-  core.String options;
-
-  /** Server defined URL for the resource (output only). */
+  /**
+   * URL of the network resource for this firewall rule. This field is required
+   * for creating an instance but optional when creating a firewall rule. If not
+   * specified when creating a firewall rule, the default network is used:
+   * global/networks/default
+   * If you choose to specify this property, you can specify the network as a
+   * full or partial URL. For example, the following are all valid URLs:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/myproject/global/networks/my-network
+   * - projects/myproject/global/networks/my-network
+   * - global/networks/default
+   */
+  core.String network;
+
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
   /**
-   * Size of the persistent disk, specified in GB. This parameter is optional
-   * when creating a disk from a disk image or a snapshot, otherwise it is
-   * required.
-   */
-  core.String sizeGb;
-
-  /** The source image used to create this disk. */
-  core.String sourceImage;
-
-  /**
-   * The 'id' value of the image used to create this disk. This value may be
-   * used to determine whether the disk was created from the current or a
-   * previous instance of a given image.
-   */
-  core.String sourceImageId;
-
-  /** The source snapshot used to create this disk. */
-  core.String sourceSnapshot;
-
-  /**
-   * The 'id' value of the snapshot used to create this disk. This value may be
-   * used to determine whether the disk was created from the current or a
-   * previous instance of a given disk snapshot.
-   */
-  core.String sourceSnapshotId;
-
-  /**
-   * The status of disk creation (output only).
-   * Possible string values are:
-   * - "CREATING"
-   * - "FAILED"
-   * - "READY"
-   * - "RESTORING"
-   */
-  core.String status;
-
-  /**
-   * URL of the disk type resource describing which disk type to use to create
-   * the disk; provided by the client when the disk is created.
-   */
-  core.String type;
-
-  /** URL of the zone where the disk resides (output only). */
-  core.String zone;
-
-
-  Disk();
-
-  Disk.fromJson(core.Map _json) {
+   * The IP address blocks that this rule applies to, expressed in CIDR format.
+   * One or both of sourceRanges and sourceTags may be set.
+   *
+   * If both properties are set, an inbound connection is allowed if the range
+   * or the tag of the source matches the sourceRanges OR matches the sourceTags
+   * property; the connection does not need to match both properties.
+   */
+  core.List<core.String> sourceRanges;
+
+  /**
+   * A list of instance tags which this rule applies to. One or both of
+   * sourceRanges and sourceTags may be set.
+   *
+   * If both properties are set, an inbound connection is allowed if the range
+   * or the tag of the source matches the sourceRanges OR matches the sourceTags
+   * property; the connection does not need to match both properties.
+   */
+  core.List<core.String> sourceTags;
+
+  /**
+   * A list of instance tags indicating sets of instances located on network
+   * which may make network connections as specified in allowed[]. If no
+   * targetTags are specified, the firewall rule applies to all instances on the
+   * specified network.
+   */
+  core.List<core.String> targetTags;
+
+
+  Firewall();
+
+  Firewall.fromJson(core.Map _json) {
+    if (_json.containsKey("allowed")) {
+      allowed = _json["allowed"].map((value) => new FirewallAllowed.fromJson(value)).toList();
+    }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
-    if (_json.containsKey("licenses")) {
-      licenses = _json["licenses"];
-    }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("options")) {
-      options = _json["options"];
+    if (_json.containsKey("network")) {
+      network = _json["network"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("sizeGb")) {
-      sizeGb = _json["sizeGb"];
-    }
-    if (_json.containsKey("sourceImage")) {
-      sourceImage = _json["sourceImage"];
-    }
-    if (_json.containsKey("sourceImageId")) {
-      sourceImageId = _json["sourceImageId"];
-    }
-    if (_json.containsKey("sourceSnapshot")) {
-      sourceSnapshot = _json["sourceSnapshot"];
-    }
-    if (_json.containsKey("sourceSnapshotId")) {
-      sourceSnapshotId = _json["sourceSnapshotId"];
-    }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
-    }
-    if (_json.containsKey("type")) {
-      type = _json["type"];
-    }
-    if (_json.containsKey("zone")) {
-      zone = _json["zone"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
+    if (_json.containsKey("sourceRanges")) {
+      sourceRanges = _json["sourceRanges"];
+    }
+    if (_json.containsKey("sourceTags")) {
+      sourceTags = _json["sourceTags"];
+    }
+    if (_json.containsKey("targetTags")) {
+      targetTags = _json["targetTags"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (allowed != null) {
+      _json["allowed"] = allowed.map((value) => (value).toJson()).toList();
+    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (licenses != null) {
-      _json["licenses"] = licenses;
-    }
     if (name != null) {
       _json["name"] = name;
     }
-    if (options != null) {
-      _json["options"] = options;
+    if (network != null) {
+      _json["network"] = network;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (sizeGb != null) {
-      _json["sizeGb"] = sizeGb;
-    }
-    if (sourceImage != null) {
-      _json["sourceImage"] = sourceImage;
-    }
-    if (sourceImageId != null) {
-      _json["sourceImageId"] = sourceImageId;
-    }
-    if (sourceSnapshot != null) {
-      _json["sourceSnapshot"] = sourceSnapshot;
-    }
-    if (sourceSnapshotId != null) {
-      _json["sourceSnapshotId"] = sourceSnapshotId;
-    }
-    if (status != null) {
-      _json["status"] = status;
-    }
-    if (type != null) {
-      _json["type"] = type;
-    }
-    if (zone != null) {
-      _json["zone"] = zone;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class DiskAggregatedList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
+    if (sourceRanges != null) {
+      _json["sourceRanges"] = sourceRanges;
+    }
+    if (sourceTags != null) {
+      _json["sourceTags"] = sourceTags;
+    }
+    if (targetTags != null) {
+      _json["targetTags"] = targetTags;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of Firewall resources. */
+class FirewallList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A map of scoped disk lists. */
-  core.Map<core.String, DisksScopedList> items;
-
-  /** Type of resource. */
+  /** [Output Only] A list of Firewall resources. */
+  core.List<Firewall> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#firewallList for lists of
+   * firewalls.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  DiskAggregatedList();
-
-  DiskAggregatedList.fromJson(core.Map _json) {
+  FirewallList();
+
+  FirewallList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new DisksScopedList.fromJson(item));
+      items = _json["items"].map((value) => new Firewall.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
-    }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of persistent disk resources. */
-class DiskList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** A list of Disk resources. */
-  core.List<Disk> items;
-
-  /** Type of resource. */
-  core.String kind;
-
-  /** A token used to continue a truncated list request (output only). */
-  core.String nextPageToken;
-
-  /** Server defined URL for this resource (output only). */
-  core.String selfLink;
-
-
-  DiskList();
-
-  DiskList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Disk.fromJson(value)).toList();
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
@@ skipping 11 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** A disk type resource. */
-class DiskType {
+/**
+ * A ForwardingRule resource. A ForwardingRule resource specifies which pool of
+ * target VMs to forward a packet to if it matches the given [IPAddress,
+ * IPProtocol, portRange] tuple.
+ */
+class ForwardingRule {
+  /**
+   * Value of the reserved IP address that this forwarding rule is serving on
+   * behalf of. For global forwarding rules, the address must be a global IP;
+   * for regional forwarding rules, the address must live in the same region as
+   * the forwarding rule. If left empty (default value), an ephemeral IP from
+   * the same scope (global or regional) will be assigned.
+   */
+  core.String IPAddress;
+
+  /**
+   * The IP protocol to which this rule applies, valid options are 'TCP', 'UDP',
+   * 'ESP', 'AH' or 'SCTP'.
+   * Possible string values are:
+   * - "AH"
+   * - "ESP"
+   * - "SCTP"
+   * - "TCP"
+   * - "UDP"
+   */
+  core.String IPProtocol;
+
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
-  /** Server defined default disk size in gb (output only). */
-  core.String defaultDiskSizeGb;
-
-  /** The deprecation status associated with this disk type. */
-  DeprecationStatus deprecated;
-
-  /** An optional textual description of the resource. */
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
   core.String description;
 
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
   /** Type of the resource. */
   core.String kind;
 
-  /** Name of the resource. */
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   */
   core.String name;
 
+  /**
+   * Applicable only when 'IPProtocol' is 'TCP', 'UDP' or 'SCTP', only packets
+   * addressed to ports in the specified range will be forwarded to 'target'. If
+   * 'portRange' is left empty (default value), all ports are forwarded.
+   * Forwarding rules with the same [IPAddress, IPProtocol] pair must have
+   * disjoint port ranges.
+   */
+  core.String portRange;
+
+  /**
+   * URL of the region where the regional forwarding rule resides (output only).
+   * This field is not applicable to global forwarding rules.
+   */
+  core.String region;
+
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
   /**
-   * An optional textual descroption of the valid disk size, e.g., "10GB-10TB".
+   * The URL of the target resource to receive the matched traffic. For regional
+   * forwarding rules, this target must live in the same region as the
+   * forwarding rule. For global forwarding rules, this target must be a global
+   * TargetHttpProxy resource.
    */
-  core.String validDiskSize;
-
-  /** Url of the zone where the disk type resides (output only). */
-  core.String zone;
+  core.String target;
 
 
-  DiskType();
+  ForwardingRule();
 
-  DiskType.fromJson(core.Map _json) {
+  ForwardingRule.fromJson(core.Map _json) {
+    if (_json.containsKey("IPAddress")) {
+      IPAddress = _json["IPAddress"];
+    }
+    if (_json.containsKey("IPProtocol")) {
+      IPProtocol = _json["IPProtocol"];
+    }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
-    if (_json.containsKey("defaultDiskSizeGb")) {
-      defaultDiskSizeGb = _json["defaultDiskSizeGb"];
-    }
-    if (_json.containsKey("deprecated")) {
-      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
-    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
+    if (_json.containsKey("portRange")) {
+      portRange = _json["portRange"];
+    }
+    if (_json.containsKey("region")) {
+      region = _json["region"];
+    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("validDiskSize")) {
-      validDiskSize = _json["validDiskSize"];
-    }
-    if (_json.containsKey("zone")) {
-      zone = _json["zone"];
+    if (_json.containsKey("target")) {
+      target = _json["target"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
+    if (IPAddress != null) {
+      _json["IPAddress"] = IPAddress;
+    }
+    if (IPProtocol != null) {
+      _json["IPProtocol"] = IPProtocol;
+    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
-    if (defaultDiskSizeGb != null) {
-      _json["defaultDiskSizeGb"] = defaultDiskSizeGb;
-    }
-    if (deprecated != null) {
-      _json["deprecated"] = (deprecated).toJson();
-    }
     if (description != null) {
       _json["description"] = description;
     }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
+    if (portRange != null) {
+      _json["portRange"] = portRange;
+    }
+    if (region != null) {
+      _json["region"] = region;
+    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (validDiskSize != null) {
-      _json["validDiskSize"] = validDiskSize;
-    }
-    if (zone != null) {
-      _json["zone"] = zone;
+    if (target != null) {
+      _json["target"] = target;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class DiskTypeAggregatedList {
+class ForwardingRuleAggregatedList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A map of scoped disk type lists. */
-  core.Map<core.String, DiskTypesScopedList> items;
+  /** A map of scoped forwarding rule lists. */
+  core.Map<core.String, ForwardingRulesScopedList> items;
 
   /** Type of resource. */
   core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  DiskTypeAggregatedList();
+  ForwardingRuleAggregatedList();
 
-  DiskTypeAggregatedList.fromJson(core.Map _json) {
+  ForwardingRuleAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new DiskTypesScopedList.fromJson(item));
+      items = commons.mapMap(_json["items"], (item) => new ForwardingRulesScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of disk type resources. */
-class DiskTypeList {
+/** Contains a list of ForwardingRule resources. */
+class ForwardingRuleList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of DiskType resources. */
-  core.List<DiskType> items;
+  /** A list of ForwardingRule resources. */
+  core.List<ForwardingRule> items;
 
   /** Type of resource. */
   core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  DiskTypeList();
+  ForwardingRuleList();
 
-  DiskTypeList.fromJson(core.Map _json) {
+  ForwardingRuleList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new DiskType.fromJson(value)).toList();
+      items = _json["items"].map((value) => new ForwardingRule.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class DiskTypesScopedListWarningData {
-  /** A key for the warning data. */
+class ForwardingRulesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
   core.String key;
 
-  /** A warning data value corresponding to the key. */
+  /** [Output Only] A warning data value corresponding to the key. */
   core.String value;
 
 
-  DiskTypesScopedListWarningData();
+  ForwardingRulesScopedListWarningData();
 
-  DiskTypesScopedListWarningData.fromJson(core.Map _json) {
+  ForwardingRulesScopedListWarningData.fromJson(core.Map _json) {
     if (_json.containsKey("key")) {
       key = _json["key"];
     }
     if (_json.containsKey("value")) {
       value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (key != null) {
       _json["key"] = key;
     }
     if (value != null) {
       _json["value"] = value;
     }
     return _json;
   }
 }
 
 
 /**
- * Informational warning which replaces the list of disk types when the list is
- * empty.
+ * Informational warning which replaces the list of forwarding rules when the
+ * list is empty.
  */
-class DiskTypesScopedListWarning {
+class ForwardingRulesScopedListWarning {
   /**
-   * The warning type identifier for this warning.
+   * [Output Only] The warning type identifier for this warning.
    * Possible string values are:
    * - "DEPRECATED_RESOURCE_USED"
    * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
    * - "INJECTED_KERNELS_DEPRECATED"
    * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
    * - "NEXT_HOP_CANNOT_IP_FORWARD"
    * - "NEXT_HOP_INSTANCE_NOT_FOUND"
    * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
    * - "NEXT_HOP_NOT_RUNNING"
    * - "NO_RESULTS_ON_PAGE"
    * - "REQUIRED_TOS_AGREEMENT"
    * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
    * - "UNREACHABLE"
    */
   core.String code;
 
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<DiskTypesScopedListWarningData> data;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<ForwardingRulesScopedListWarningData> data;
 
-  /** Optional human-readable details for this warning. */
+  /** [Output Only] Optional human-readable details for this warning. */
   core.String message;
 
 
-  DiskTypesScopedListWarning();
+  ForwardingRulesScopedListWarning();
 
-  DiskTypesScopedListWarning.fromJson(core.Map _json) {
+  ForwardingRulesScopedListWarning.fromJson(core.Map _json) {
     if (_json.containsKey("code")) {
       code = _json["code"];
     }
     if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new DiskTypesScopedListWarningData.fromJson(value)).toList();
+      data = _json["data"].map((value) => new ForwardingRulesScopedListWarningData.fromJson(value)).toList();
     }
     if (_json.containsKey("message")) {
       message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (code != null) {
       _json["code"] = code;
     }
     if (data != null) {
       _json["data"] = data.map((value) => (value).toJson()).toList();
     }
     if (message != null) {
       _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class DiskTypesScopedList {
-  /** List of disk types contained in this scope. */
-  core.List<DiskType> diskTypes;
-
-  /**
-   * Informational warning which replaces the list of disk types when the list
-   * is empty.
-   */
-  DiskTypesScopedListWarning warning;
-
-
-  DiskTypesScopedList();
-
-  DiskTypesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("diskTypes")) {
-      diskTypes = _json["diskTypes"].map((value) => new DiskType.fromJson(value)).toList();
+class ForwardingRulesScopedList {
+  /** List of forwarding rules contained in this scope. */
+  core.List<ForwardingRule> forwardingRules;
+
+  /**
+   * Informational warning which replaces the list of forwarding rules when the
+   * list is empty.
+   */
+  ForwardingRulesScopedListWarning warning;
+
+
+  ForwardingRulesScopedList();
+
+  ForwardingRulesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("forwardingRules")) {
+      forwardingRules = _json["forwardingRules"].map((value) => new ForwardingRule.fromJson(value)).toList();
     }
     if (_json.containsKey("warning")) {
-      warning = new DiskTypesScopedListWarning.fromJson(_json["warning"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (diskTypes != null) {
-      _json["diskTypes"] = diskTypes.map((value) => (value).toJson()).toList();
+      warning = new ForwardingRulesScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (forwardingRules != null) {
+      _json["forwardingRules"] = forwardingRules.map((value) => (value).toJson()).toList();
     }
     if (warning != null) {
       _json["warning"] = (warning).toJson();
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class DisksScopedListWarningData {
-  /** A key for the warning data. */
-  core.String key;
-
-  /** A warning data value corresponding to the key. */
-  core.String value;
-
-
-  DisksScopedListWarningData();
-
-  DisksScopedListWarningData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
+class HealthCheckReference {
+  core.String healthCheck;
+
+
+  HealthCheckReference();
+
+  HealthCheckReference.fromJson(core.Map _json) {
+    if (_json.containsKey("healthCheck")) {
+      healthCheck = _json["healthCheck"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (healthCheck != null) {
+      _json["healthCheck"] = healthCheck;
+    }
+    return _json;
+  }
+}
+
+
+class HealthStatus {
+  /**
+   * Health state of the instance.
+   * Possible string values are:
+   * - "HEALTHY"
+   * - "UNHEALTHY"
+   */
+  core.String healthState;
+
+  /** URL of the instance resource. */
+  core.String instance;
+
+  /** The IP address represented by this resource. */
+  core.String ipAddress;
+
+  /** The port on the instance. */
+  core.int port;
+
+
+  HealthStatus();
+
+  HealthStatus.fromJson(core.Map _json) {
+    if (_json.containsKey("healthState")) {
+      healthState = _json["healthState"];
+    }
+    if (_json.containsKey("instance")) {
+      instance = _json["instance"];
+    }
+    if (_json.containsKey("ipAddress")) {
+      ipAddress = _json["ipAddress"];
+    }
+    if (_json.containsKey("port")) {
+      port = _json["port"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (healthState != null) {
+      _json["healthState"] = healthState;
+    }
+    if (instance != null) {
+      _json["instance"] = instance;
+    }
+    if (ipAddress != null) {
+      _json["ipAddress"] = ipAddress;
+    }
+    if (port != null) {
+      _json["port"] = port;
     }
     return _json;
   }
 }
 
 
 /**
- * Informational warning which replaces the list of disks when the list is
- * empty.
+ * A host-matching rule for a URL. If matched, will use the named PathMatcher to
+ * select the BackendService.
  */
-class DisksScopedListWarning {
-  /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<DisksScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  DisksScopedListWarning();
-
-  DisksScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new DisksScopedListWarningData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class DisksScopedList {
-  /** List of disks contained in this scope. */
-  core.List<Disk> disks;
-
-  /**
-   * Informational warning which replaces the list of disks when the list is
-   * empty.
-   */
-  DisksScopedListWarning warning;
-
-
-  DisksScopedList();
-
-  DisksScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("disks")) {
-      disks = _json["disks"].map((value) => new Disk.fromJson(value)).toList();
-    }
-    if (_json.containsKey("warning")) {
-      warning = new DisksScopedListWarning.fromJson(_json["warning"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (disks != null) {
-      _json["disks"] = disks.map((value) => (value).toJson()).toList();
-    }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class FirewallAllowed {
-  /**
-   * Required; this is the IP protocol that is allowed for this rule. This can
-   * either be one of the following well known protocol strings ["tcp", "udp",
-   * "icmp", "esp", "ah", "sctp"], or the IP protocol number.
-   */
-  core.String IPProtocol;
-
-  /**
-   * An optional list of ports which are allowed. It is an error to specify this
-   * for any protocol that isn't UDP or TCP. Each entry must be either an
-   * integer or a range. If not specified, connections through any port are
-   * allowed.
-   *
-   * Example inputs include: ["22"], ["80","443"] and ["12345-12349"].
-   */
-  core.List<core.String> ports;
-
-
-  FirewallAllowed();
-
-  FirewallAllowed.fromJson(core.Map _json) {
-    if (_json.containsKey("IPProtocol")) {
-      IPProtocol = _json["IPProtocol"];
-    }
-    if (_json.containsKey("ports")) {
-      ports = _json["ports"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (IPProtocol != null) {
-      _json["IPProtocol"] = IPProtocol;
-    }
-    if (ports != null) {
-      _json["ports"] = ports;
-    }
-    return _json;
-  }
-}
-
-
-/** A firewall resource. */
-class Firewall {
-  /**
-   * The list of rules specified by this firewall. Each rule specifies a
-   * protocol and port-range tuple that describes a permitted connection.
-   */
-  core.List<FirewallAllowed> allowed;
+class HostRule {
+  core.String description;
+
+  /**
+   * The list of host patterns to match. They must be valid hostnames except
+   * that they may start with *. or *-. The * acts like a glob and will match
+   * any string of atoms (separated by .s and -s) to the left.
+   */
+  core.List<core.String> hosts;
+
+  /**
+   * The name of the PathMatcher to match the path portion of the URL, if the
+   * this HostRule matches the URL's host portion.
+   */
+  core.String pathMatcher;
+
+
+  HostRule();
+
+  HostRule.fromJson(core.Map _json) {
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("hosts")) {
+      hosts = _json["hosts"];
+    }
+    if (_json.containsKey("pathMatcher")) {
+      pathMatcher = _json["pathMatcher"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (hosts != null) {
+      _json["hosts"] = hosts;
+    }
+    if (pathMatcher != null) {
+      _json["pathMatcher"] = pathMatcher;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * An HttpHealthCheck resource. This resource defines a template for how
+ * individual VMs should be checked for health, via HTTP.
+ */
+class HttpHealthCheck {
+  /**
+   * How often (in seconds) to send a health check. The default value is 5
+   * seconds.
+   */
+  core.int checkIntervalSec;
 
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
+   * A so-far unhealthy VM will be marked healthy after this many consecutive
+   * successes. The default value is 2.
+   */
+  core.int healthyThreshold;
+
+  /**
+   * The value of the host header in the HTTP health check request. If left
+   * empty (default value), the public IP on behalf of which this health check
+   * is performed will be used.
+   */
+  core.String host;
+
+  /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
   /** Type of the resource. */
   core.String kind;
 
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
    */
   core.String name;
 
   /**
-   * URL of the network to which this firewall is applied; provided by the
-   * client when the firewall is created.
-   */
-  core.String network;
+   * The TCP port number for the HTTP health check request. The default value is
+   * 80.
+   */
+  core.int port;
+
+  /**
+   * The request path of the HTTP health check request. The default value is
+   * "/".
+   */
+  core.String requestPath;
 
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
   /**
-   * A list of IP address blocks expressed in CIDR format which this rule
-   * applies to. One or both of sourceRanges and sourceTags may be set; an
-   * inbound connection is allowed if either the range or the tag of the source
-   * matches.
-   */
-  core.List<core.String> sourceRanges;
-
-  /**
-   * A list of instance tags which this rule applies to. One or both of
-   * sourceRanges and sourceTags may be set; an inbound connection is allowed if
-   * either the range or the tag of the source matches.
-   */
-  core.List<core.String> sourceTags;
-
-  /**
-   * A list of instance tags indicating sets of instances located on network
-   * which may make network connections as specified in allowed. If no
-   * targetTags are specified, the firewall rule applies to all instances on the
-   * specified network.
-   */
-  core.List<core.String> targetTags;
-
-
-  Firewall();
-
-  Firewall.fromJson(core.Map _json) {
-    if (_json.containsKey("allowed")) {
-      allowed = _json["allowed"].map((value) => new FirewallAllowed.fromJson(value)).toList();
+   * How long (in seconds) to wait before claiming failure. The default value is
+   * 5 seconds. It is invalid for timeoutSec to have greater value than
+   * checkIntervalSec.
+   */
+  core.int timeoutSec;
+
+  /**
+   * A so-far healthy VM will be marked unhealthy after this many consecutive
+   * failures. The default value is 2.
+   */
+  core.int unhealthyThreshold;
+
+
+  HttpHealthCheck();
+
+  HttpHealthCheck.fromJson(core.Map _json) {
+    if (_json.containsKey("checkIntervalSec")) {
+      checkIntervalSec = _json["checkIntervalSec"];
     }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
+    if (_json.containsKey("healthyThreshold")) {
+      healthyThreshold = _json["healthyThreshold"];
+    }
+    if (_json.containsKey("host")) {
+      host = _json["host"];
+    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("network")) {
-      network = _json["network"];
+    if (_json.containsKey("port")) {
+      port = _json["port"];
+    }
+    if (_json.containsKey("requestPath")) {
+      requestPath = _json["requestPath"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("sourceRanges")) {
-      sourceRanges = _json["sourceRanges"];
-    }
-    if (_json.containsKey("sourceTags")) {
-      sourceTags = _json["sourceTags"];
-    }
-    if (_json.containsKey("targetTags")) {
-      targetTags = _json["targetTags"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (allowed != null) {
-      _json["allowed"] = allowed.map((value) => (value).toJson()).toList();
+    if (_json.containsKey("timeoutSec")) {
+      timeoutSec = _json["timeoutSec"];
+    }
+    if (_json.containsKey("unhealthyThreshold")) {
+      unhealthyThreshold = _json["unhealthyThreshold"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (checkIntervalSec != null) {
+      _json["checkIntervalSec"] = checkIntervalSec;
     }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
+    if (healthyThreshold != null) {
+      _json["healthyThreshold"] = healthyThreshold;
+    }
+    if (host != null) {
+      _json["host"] = host;
+    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (network != null) {
-      _json["network"] = network;
+    if (port != null) {
+      _json["port"] = port;
+    }
+    if (requestPath != null) {
+      _json["requestPath"] = requestPath;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (sourceRanges != null) {
-      _json["sourceRanges"] = sourceRanges;
-    }
-    if (sourceTags != null) {
-      _json["sourceTags"] = sourceTags;
-    }
-    if (targetTags != null) {
-      _json["targetTags"] = targetTags;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of firewall resources. */
-class FirewallList {
+    if (timeoutSec != null) {
+      _json["timeoutSec"] = timeoutSec;
+    }
+    if (unhealthyThreshold != null) {
+      _json["unhealthyThreshold"] = unhealthyThreshold;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of HttpHealthCheck resources. */
+class HttpHealthCheckList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of Firewall resources. */
-  core.List<Firewall> items;
+  /** A list of HttpHealthCheck resources. */
+  core.List<HttpHealthCheck> items;
 
   /** Type of resource. */
   core.String kind;
+
+  /** A token used to continue a truncated list request (output only). */
+  core.String nextPageToken;
+
+  /** Server defined URL for this resource (output only). */
+  core.String selfLink;
+
+
+  HttpHealthCheckList();
+
+  HttpHealthCheckList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new HttpHealthCheck.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+/** The parameters of the raw disk image. */
+class ImageRawDisk {
+  /**
+   * The format used to encode and transmit the block device, which should be
+   * TAR. This is just a container and transmission format and not a runtime
+   * format. Provided by the client when the disk image is created.
+   * Possible string values are:
+   * - "TAR"
+   */
+  core.String containerType;
+
+  /**
+   * An optional SHA1 checksum of the disk image before unpackaging; provided by
+   * the client when the disk image is created.
+   */
+  core.String sha1Checksum;
+
+  /**
+   * The full Google Cloud Storage URL where the disk image is stored. You must
+   * provide either this property or the sourceDisk property but not both.
+   */
+  core.String source;
+
+
+  ImageRawDisk();
+
+  ImageRawDisk.fromJson(core.Map _json) {
+    if (_json.containsKey("containerType")) {
+      containerType = _json["containerType"];
+    }
+    if (_json.containsKey("sha1Checksum")) {
+      sha1Checksum = _json["sha1Checksum"];
+    }
+    if (_json.containsKey("source")) {
+      source = _json["source"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (containerType != null) {
+      _json["containerType"] = containerType;
+    }
+    if (sha1Checksum != null) {
+      _json["sha1Checksum"] = sha1Checksum;
+    }
+    if (source != null) {
+      _json["source"] = source;
+    }
+    return _json;
+  }
+}
+
+
+/** An Image resource. */
+class Image {
+  /**
+   * Size of the image tar.gz archive stored in Google Cloud Storage (in bytes).
+   */
+  core.String archiveSizeBytes;
+
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /** The deprecation status associated with this image. */
+  DeprecationStatus deprecated;
+
+  /**
+   * Textual description of the resource; provided by the client when the
+   * resource is created.
+   */
+  core.String description;
+
+  /** Size of the image when restored onto a persistent disk (in GB). */
+  core.String diskSizeGb;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] Type of the resource. Always compute#image for images. */
+  core.String kind;
+
+  /** Any applicable publicly visible licenses. */
+  core.List<core.String> licenses;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
+   */
+  core.String name;
+
+  /** The parameters of the raw disk image. */
+  ImageRawDisk rawDisk;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+  /**
+   * URL of the The source disk used to create this image. This can be a full or
+   * valid partial URL. You must provide either this property or the
+   * rawDisk.source property but not both to create an image. For example, the
+   * following are valid values:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/zones/zone/disk/disk
+   * - projects/project/zones/zone/disk/disk
+   * - zones/zone/disks/disk
+   */
+  core.String sourceDisk;
+
+  /**
+   * The ID value of the disk used to create this image. This value may be used
+   * to determine whether the image was taken from the current or a previous
+   * instance of a given disk name.
+   */
+  core.String sourceDiskId;
+
+  /**
+   * The type of the image used to create this disk. The default and only value
+   * is RAW
+   * Possible string values are:
+   * - "RAW"
+   */
+  core.String sourceType;
+
+  /**
+   * [Output Only] The status of the image. An image can be used to create other
+   * resources, such as instances, only after the image has been successfully
+   * created and the status is set to READY. Possible values are FAILED,
+   * PENDING, or READY.
+   * Possible string values are:
+   * - "FAILED"
+   * - "PENDING"
+   * - "READY"
+   */
+  core.String status;
+
+
+  Image();
+
+  Image.fromJson(core.Map _json) {
+    if (_json.containsKey("archiveSizeBytes")) {
+      archiveSizeBytes = _json["archiveSizeBytes"];
+    }
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("deprecated")) {
+      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("diskSizeGb")) {
+      diskSizeGb = _json["diskSizeGb"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("licenses")) {
+      licenses = _json["licenses"];
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("rawDisk")) {
+      rawDisk = new ImageRawDisk.fromJson(_json["rawDisk"]);
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+    if (_json.containsKey("sourceDisk")) {
+      sourceDisk = _json["sourceDisk"];
+    }
+    if (_json.containsKey("sourceDiskId")) {
+      sourceDiskId = _json["sourceDiskId"];
+    }
+    if (_json.containsKey("sourceType")) {
+      sourceType = _json["sourceType"];
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (archiveSizeBytes != null) {
+      _json["archiveSizeBytes"] = archiveSizeBytes;
+    }
+    if (creationTimestamp != null) {
+      _json["creationTimestamp"] = creationTimestamp;
+    }
+    if (deprecated != null) {
+      _json["deprecated"] = (deprecated).toJson();
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (diskSizeGb != null) {
+      _json["diskSizeGb"] = diskSizeGb;
+    }
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (licenses != null) {
+      _json["licenses"] = licenses;
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (rawDisk != null) {
+      _json["rawDisk"] = (rawDisk).toJson();
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    if (sourceDisk != null) {
+      _json["sourceDisk"] = sourceDisk;
+    }
+    if (sourceDiskId != null) {
+      _json["sourceDiskId"] = sourceDiskId;
+    }
+    if (sourceType != null) {
+      _json["sourceType"] = sourceType;
+    }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of Image resources. */
+class ImageList {
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
+   */
+  core.String id;
+
+  /** A list of Image resources. */
+  core.List<Image> items;
+
+  /** Type of resource. */
+  core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  FirewallList();
+  ImageList();
 
-  FirewallList.fromJson(core.Map _json) {
+  ImageList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Firewall.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Image.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/**
- * A ForwardingRule resource. A ForwardingRule resource specifies which pool of
- * target VMs to forward a packet to if it matches the given [IPAddress,
- * IPProtocol, portRange] tuple.
- */
-class ForwardingRule {
+/** An Instance resource. */
+class Instance {
   /**
-   * Value of the reserved IP address that this forwarding rule is serving on
-   * behalf of. For global forwarding rules, the address must be a global IP;
-   * for regional forwarding rules, the address must live in the same region as
-   * the forwarding rule. If left empty (default value), an ephemeral IP from
-   * the same scope (global or regional) will be assigned.
+   * Allows this instance to send and receive packets with non-matching
+   * destination or source IPs. This is required if you plan to use this
+   * instance to forward routes. For more information, see Enabling IP
+   * Forwarding.
    */
-  core.String IPAddress;
+  core.bool canIpForward;
 
-  /**
-   * The IP protocol to which this rule applies, valid options are 'TCP', 'UDP',
-   * 'ESP', 'AH' or 'SCTP'.
-   * Possible string values are:
-   * - "AH"
-   * - "ESP"
-   * - "SCTP"
-   * - "TCP"
-   * - "UDP"
-   */
-  core.String IPProtocol;
+  /** [Output Only] The CPU platform used by this instance. */
+  core.String cpuPlatform;
 
-  /** Creation timestamp in RFC3339 text format (output only). */
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * Array of disks associated with this instance. Persistent disks must be
+   * created before you can assign them.
+   */
+  core.List<AttachedDisk> disks;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** Type of the resource. */
+  /**
+   * [Output Only] Type of the resource. Always compute#instance for instances.
+   */
   core.String kind;
 
   /**
+   * Full or partial URL of the machine type resource to use for this instance.
+   * This is provided by the client when the instance is created. For example,
+   * the following is a valid partial url:
+   *
+   * zones/zone/machineTypes/machine-type
+   */
+  core.String machineType;
+
+  /**
+   * The metadata key/value pairs assigned to this instance. This includes
+   * custom metadata and predefined keys.
+   */
+  Metadata metadata;
+
+  /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
    */
   core.String name;
 
   /**
-   * Applicable only when 'IPProtocol' is 'TCP', 'UDP' or 'SCTP', only packets
-   * addressed to ports in the specified range will be forwarded to 'target'. If
-   * 'portRange' is left empty (default value), all ports are forwarded.
-   * Forwarding rules with the same [IPAddress, IPProtocol] pair must have
-   * disjoint port ranges.
+   * An array of configurations for this interface. This specifies how this
+   * interface is configured to interact with other network services, such as
+   * connecting to the internet.
    */
-  core.String portRange;
+  core.List<NetworkInterface> networkInterfaces;
 
-  /**
-   * URL of the region where the regional forwarding rule resides (output only).
-   * This field is not applicable to global forwarding rules.
-   */
-  core.String region;
+  /** Scheduling options for this instance. */
+  Scheduling scheduling;
 
-  /** Server defined URL for the resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
   /**
-   * The URL of the target resource to receive the matched traffic. For regional
-   * forwarding rules, this target must live in the same region as the
-   * forwarding rule. For global forwarding rules, this target must be a global
-   * TargetHttpProxy resource.
+   * A list of service accounts, with their specified scopes, authorized for
+   * this instance. Service accounts generate access tokens that can be accessed
+   * through the metadata server and used to authenticate applications on the
+   * instance. See Authenticating from Google Compute Engine for more
+   * information.
    */
-  core.String target;
+  core.List<ServiceAccount> serviceAccounts;
+
+  /**
+   * [Output Only] The status of the instance. One of the following values:
+   * PROVISIONING, STAGING, RUNNING, STOPPING, STOPPED, TERMINATED.
+   * Possible string values are:
+   * - "PROVISIONING"
+   * - "RUNNING"
+   * - "STAGING"
+   * - "STOPPED"
+   * - "STOPPING"
+   * - "TERMINATED"
+   */
+  core.String status;
+
+  /** [Output Only] An optional, human-readable explanation of the status. */
+  core.String statusMessage;
+
+  /**
+   * A list of tags to appy to this instance. Tags are used to identify valid
+   * sources or targets for network firewalls and are specified by the client
+   * during instance creation. The tags can be later modified by the setTags
+   * method. Each tag within the list must comply with RFC1035.
+   */
+  Tags tags;
+
+  /** [Output Only] URL of the zone where the instance resides. */
+  core.String zone;
 
 
-  ForwardingRule();
+  Instance();
 
-  ForwardingRule.fromJson(core.Map _json) {
-    if (_json.containsKey("IPAddress")) {
-      IPAddress = _json["IPAddress"];
+  Instance.fromJson(core.Map _json) {
+    if (_json.containsKey("canIpForward")) {
+      canIpForward = _json["canIpForward"];
     }
-    if (_json.containsKey("IPProtocol")) {
-      IPProtocol = _json["IPProtocol"];
+    if (_json.containsKey("cpuPlatform")) {
+      cpuPlatform = _json["cpuPlatform"];
     }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
+    if (_json.containsKey("disks")) {
+      disks = _json["disks"].map((value) => new AttachedDisk.fromJson(value)).toList();
+    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
+    if (_json.containsKey("machineType")) {
+      machineType = _json["machineType"];
+    }
+    if (_json.containsKey("metadata")) {
+      metadata = new Metadata.fromJson(_json["metadata"]);
+    }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("portRange")) {
-      portRange = _json["portRange"];
+    if (_json.containsKey("networkInterfaces")) {
+      networkInterfaces = _json["networkInterfaces"].map((value) => new NetworkInterface.fromJson(value)).toList();
     }
-    if (_json.containsKey("region")) {
-      region = _json["region"];
+    if (_json.containsKey("scheduling")) {
+      scheduling = new Scheduling.fromJson(_json["scheduling"]);
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("target")) {
-      target = _json["target"];
+    if (_json.containsKey("serviceAccounts")) {
+      serviceAccounts = _json["serviceAccounts"].map((value) => new ServiceAccount.fromJson(value)).toList();
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("statusMessage")) {
+      statusMessage = _json["statusMessage"];
+    }
+    if (_json.containsKey("tags")) {
+      tags = new Tags.fromJson(_json["tags"]);
+    }
+    if (_json.containsKey("zone")) {
+      zone = _json["zone"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (IPAddress != null) {
-      _json["IPAddress"] = IPAddress;
+    if (canIpForward != null) {
+      _json["canIpForward"] = canIpForward;
     }
-    if (IPProtocol != null) {
-      _json["IPProtocol"] = IPProtocol;
+    if (cpuPlatform != null) {
+      _json["cpuPlatform"] = cpuPlatform;
     }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
+    if (disks != null) {
+      _json["disks"] = disks.map((value) => (value).toJson()).toList();
+    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
+    if (machineType != null) {
+      _json["machineType"] = machineType;
+    }
+    if (metadata != null) {
+      _json["metadata"] = (metadata).toJson();
+    }
     if (name != null) {
       _json["name"] = name;
     }
-    if (portRange != null) {
-      _json["portRange"] = portRange;
+    if (networkInterfaces != null) {
+      _json["networkInterfaces"] = networkInterfaces.map((value) => (value).toJson()).toList();
     }
-    if (region != null) {
-      _json["region"] = region;
+    if (scheduling != null) {
+      _json["scheduling"] = (scheduling).toJson();
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (target != null) {
-      _json["target"] = target;
+    if (serviceAccounts != null) {
+      _json["serviceAccounts"] = serviceAccounts.map((value) => (value).toJson()).toList();
+    }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (statusMessage != null) {
+      _json["statusMessage"] = statusMessage;
+    }
+    if (tags != null) {
+      _json["tags"] = (tags).toJson();
+    }
+    if (zone != null) {
+      _json["zone"] = zone;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class ForwardingRuleAggregatedList {
+class InstanceAggregatedList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A map of scoped forwarding rule lists. */
-  core.Map<core.String, ForwardingRulesScopedList> items;
+  /** [Output Only] A map of scoped instance lists. */
+  core.Map<core.String, InstancesScopedList> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#instanceAggregatedList for
+   * aggregated lists of Instance resources.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  ForwardingRuleAggregatedList();
+  InstanceAggregatedList();
 
-  ForwardingRuleAggregatedList.fromJson(core.Map _json) {
+  InstanceAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new ForwardingRulesScopedList.fromJson(item));
+      items = commons.mapMap(_json["items"], (item) => new InstancesScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of ForwardingRule resources. */
-class ForwardingRuleList {
+/** Contains a list of instance resources. */
+class InstanceList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of ForwardingRule resources. */
-  core.List<ForwardingRule> items;
+  /** [Output Only] A list of Instance resources. */
+  core.List<Instance> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#instanceList for lists of
+   * Instance resources.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  ForwardingRuleList();
+  InstanceList();
 
-  ForwardingRuleList.fromJson(core.Map _json) {
+  InstanceList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new ForwardingRule.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Instance.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class ForwardingRulesScopedListWarningData {
-  /** A key for the warning data. */
-  core.String key;
-
-  /** A warning data value corresponding to the key. */
-  core.String value;
-
-
-  ForwardingRulesScopedListWarningData();
-
-  ForwardingRulesScopedListWarningData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
+class InstanceMoveRequest {
+  /**
+   * The URL of the destination zone to move the instance to. This can be a full
+   * or partial URL. For example, the following are all valid URLs to a zone:
+   * - https://www.googleapis.com/compute/v1/projects/project/zones/zone
+   * - projects/project/zones/zone
+   * - zones/zone
+   */
+  core.String destinationZone;
+
+  /**
+   * The URL of the target instance to move. This can be a full or partial URL.
+   * For example, the following are all valid URLs to an instance:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/zones/zone/instances/instance
+   * - projects/project/zones/zone/instances/instance
+   * - zones/zone/instances/instance
+   */
+  core.String targetInstance;
+
+
+  InstanceMoveRequest();
+
+  InstanceMoveRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("destinationZone")) {
+      destinationZone = _json["destinationZone"];
+    }
+    if (_json.containsKey("targetInstance")) {
+      targetInstance = _json["targetInstance"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
+    if (destinationZone != null) {
+      _json["destinationZone"] = destinationZone;
+    }
+    if (targetInstance != null) {
+      _json["targetInstance"] = targetInstance;
     }
     return _json;
   }
 }
 
 
-/**
- * Informational warning which replaces the list of forwarding rules when the
- * list is empty.
- */
-class ForwardingRulesScopedListWarning {
-  /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<ForwardingRulesScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  ForwardingRulesScopedListWarning();
-
-  ForwardingRulesScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new ForwardingRulesScopedListWarningData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
+class InstanceProperties {
+  /**
+   * Allows instances created based on this template to send packets with source
+   * IP addresses other than their own and receive packets with destination IP
+   * addresses other than their own. If these instances will be used as an IP
+   * gateway or it will be set as the next-hop in a Route resource, say true. If
+   * unsure, leave this set to false.
+   */
+  core.bool canIpForward;
+
+  /**
+   * An optional textual description for the instances created based on the
+   * instance template resource; provided by the client when the template is
+   * created.
+   */
+  core.String description;
+
+  /**
+   * Array of disks associated with instance created based on this template.
+   */
+  core.List<AttachedDisk> disks;
+
+  /**
+   * Name of the machine type resource describing which machine type to use to
+   * host the instances created based on this template; provided by the client
+   * when the instance template is created.
+   */
+  core.String machineType;
+
+  /**
+   * Metadata key/value pairs assigned to instances created based on this
+   * template. Consists of custom metadata or predefined keys; see Instance
+   * documentation for more information.
+   */
+  Metadata metadata;
+
+  /**
+   * Array of configurations for this interface. This specifies how this
+   * interface is configured to interact with other network services, such as
+   * connecting to the internet. Currently, ONE_TO_ONE_NAT is the only access
+   * config supported. If there are no accessConfigs specified, then this
+   * instances created based based on this template will have no external
+   * internet access.
+   */
+  core.List<NetworkInterface> networkInterfaces;
+
+  /** Scheduling options for the instances created based on this template. */
+  Scheduling scheduling;
+
+  /**
+   * A list of service accounts each with specified scopes, for which access
+   * tokens are to be made available to the instances created based on this
+   * template, through metadata queries.
+   */
+  core.List<ServiceAccount> serviceAccounts;
+
+  /**
+   * A list of tags to be applied to the instances created based on this
+   * template used to identify valid sources or targets for network firewalls.
+   * Provided by the client on instance creation. The tags can be later modified
+   * by the setTags method. Each tag within the list must comply with RFC1035.
+   */
+  Tags tags;
+
+
+  InstanceProperties();
+
+  InstanceProperties.fromJson(core.Map _json) {
+    if (_json.containsKey("canIpForward")) {
+      canIpForward = _json["canIpForward"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("disks")) {
+      disks = _json["disks"].map((value) => new AttachedDisk.fromJson(value)).toList();
+    }
+    if (_json.containsKey("machineType")) {
+      machineType = _json["machineType"];
+    }
+    if (_json.containsKey("metadata")) {
+      metadata = new Metadata.fromJson(_json["metadata"]);
+    }
+    if (_json.containsKey("networkInterfaces")) {
+      networkInterfaces = _json["networkInterfaces"].map((value) => new NetworkInterface.fromJson(value)).toList();
+    }
+    if (_json.containsKey("scheduling")) {
+      scheduling = new Scheduling.fromJson(_json["scheduling"]);
+    }
+    if (_json.containsKey("serviceAccounts")) {
+      serviceAccounts = _json["serviceAccounts"].map((value) => new ServiceAccount.fromJson(value)).toList();
+    }
+    if (_json.containsKey("tags")) {
+      tags = new Tags.fromJson(_json["tags"]);
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
+    if (canIpForward != null) {
+      _json["canIpForward"] = canIpForward;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (disks != null) {
+      _json["disks"] = disks.map((value) => (value).toJson()).toList();
+    }
+    if (machineType != null) {
+      _json["machineType"] = machineType;
+    }
+    if (metadata != null) {
+      _json["metadata"] = (metadata).toJson();
+    }
+    if (networkInterfaces != null) {
+      _json["networkInterfaces"] = networkInterfaces.map((value) => (value).toJson()).toList();
+    }
+    if (scheduling != null) {
+      _json["scheduling"] = (scheduling).toJson();
+    }
+    if (serviceAccounts != null) {
+      _json["serviceAccounts"] = serviceAccounts.map((value) => (value).toJson()).toList();
+    }
+    if (tags != null) {
+      _json["tags"] = (tags).toJson();
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class ForwardingRulesScopedList {
-  /** List of forwarding rules contained in this scope. */
-  core.List<ForwardingRule> forwardingRules;
-
-  /**
-   * Informational warning which replaces the list of forwarding rules when the
-   * list is empty.
-   */
-  ForwardingRulesScopedListWarning warning;
-
-
-  ForwardingRulesScopedList();
-
-  ForwardingRulesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("forwardingRules")) {
-      forwardingRules = _json["forwardingRules"].map((value) => new ForwardingRule.fromJson(value)).toList();
-    }
-    if (_json.containsKey("warning")) {
-      warning = new ForwardingRulesScopedListWarning.fromJson(_json["warning"]);
+class InstanceReference {
+  core.String instance;
+
+
+  InstanceReference();
+
+  InstanceReference.fromJson(core.Map _json) {
+    if (_json.containsKey("instance")) {
+      instance = _json["instance"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (forwardingRules != null) {
-      _json["forwardingRules"] = forwardingRules.map((value) => (value).toJson()).toList();
-    }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class HealthCheckReference {
-  /** Not documented yet. */
-  core.String healthCheck;
-
-
-  HealthCheckReference();
-
-  HealthCheckReference.fromJson(core.Map _json) {
-    if (_json.containsKey("healthCheck")) {
-      healthCheck = _json["healthCheck"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (healthCheck != null) {
-      _json["healthCheck"] = healthCheck;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class HealthStatus {
-  /**
-   * Health state of the instance.
-   * Possible string values are:
-   * - "HEALTHY"
-   * - "UNHEALTHY"
-   */
-  core.String healthState;
-
-  /** URL of the instance resource. */
-  core.String instance;
-
-  /** The IP address represented by this resource. */
-  core.String ipAddress;
-
-  /** The port on the instance. */
-  core.int port;
-
-
-  HealthStatus();
-
-  HealthStatus.fromJson(core.Map _json) {
-    if (_json.containsKey("healthState")) {
-      healthState = _json["healthState"];
-    }
-    if (_json.containsKey("instance")) {
-      instance = _json["instance"];
-    }
-    if (_json.containsKey("ipAddress")) {
-      ipAddress = _json["ipAddress"];
-    }
-    if (_json.containsKey("port")) {
-      port = _json["port"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (healthState != null) {
-      _json["healthState"] = healthState;
-    }
     if (instance != null) {
       _json["instance"] = instance;
     }
-    if (ipAddress != null) {
-      _json["ipAddress"] = ipAddress;
-    }
-    if (port != null) {
-      _json["port"] = port;
-    }
     return _json;
   }
 }
 
 
-/**
- * A host-matching rule for a URL. If matched, will use the named PathMatcher to
- * select the BackendService.
- */
-class HostRule {
-  /** Not documented yet. */
-  core.String description;
-
-  /**
-   * The list of host patterns to match. They must be valid hostnames except
-   * that they may start with *. or *-. The * acts like a glob and will match
-   * any string of atoms (separated by .s and -s) to the left.
-   */
-  core.List<core.String> hosts;
-
-  /**
-   * The name of the PathMatcher to match the path portion of the URL, if the
-   * this HostRule matches the URL's host portion.
-   */
-  core.String pathMatcher;
-
-
-  HostRule();
-
-  HostRule.fromJson(core.Map _json) {
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("hosts")) {
-      hosts = _json["hosts"];
-    }
-    if (_json.containsKey("pathMatcher")) {
-      pathMatcher = _json["pathMatcher"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (hosts != null) {
-      _json["hosts"] = hosts;
-    }
-    if (pathMatcher != null) {
-      _json["pathMatcher"] = pathMatcher;
-    }
-    return _json;
-  }
-}
-
-
-/**
- * An HttpHealthCheck resource. This resource defines a template for how
- * individual VMs should be checked for health, via HTTP.
- */
-class HttpHealthCheck {
-  /**
-   * How often (in seconds) to send a health check. The default value is 5
-   * seconds.
-   */
-  core.int checkIntervalSec;
-
+/** An Instance Template resource. */
+class InstanceTemplate {
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
   /**
-   * An optional textual description of the resource; provided by the client
-   * when the resource is created.
+   * An optional textual description of the instance template resource; provided
+   * by the client when the resource is created.
    */
   core.String description;
 
   /**
-   * A so-far unhealthy VM will be marked healthy after this many consecutive
-   * successes. The default value is 2.
-   */
-  core.int healthyThreshold;
-
-  /**
-   * The value of the host header in the HTTP health check request. If left
-   * empty (default value), the public IP on behalf of which this health check
-   * is performed will be used.
-   */
-  core.String host;
-
-  /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
   /** Type of the resource. */
   core.String kind;
 
   /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Name of the instance template resource; provided by the client when the
+   * resource is created. The name must be 1-63 characters long, and comply with
+   * RFC1035
    */
   core.String name;
 
-  /**
-   * The TCP port number for the HTTP health check request. The default value is
-   * 80.
-   */
-  core.int port;
-
-  /**
-   * The request path of the HTTP health check request. The default value is
-   * "/".
-   */
-  core.String requestPath;
+  /** The instance properties portion of this instance template resource. */
+  InstanceProperties properties;
 
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
-  /**
-   * How long (in seconds) to wait before claiming failure. The default value is
-   * 5 seconds. It is invalid for timeoutSec to have greater value than
-   * checkIntervalSec.
-   */
-  core.int timeoutSec;
 
-  /**
-   * A so-far healthy VM will be marked unhealthy after this many consecutive
-   * failures. The default value is 2.
-   */
-  core.int unhealthyThreshold;
+  InstanceTemplate();
 
-
-  HttpHealthCheck();
-
-  HttpHealthCheck.fromJson(core.Map _json) {
-    if (_json.containsKey("checkIntervalSec")) {
-      checkIntervalSec = _json["checkIntervalSec"];
-    }
+  InstanceTemplate.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("healthyThreshold")) {
-      healthyThreshold = _json["healthyThreshold"];
-    }
-    if (_json.containsKey("host")) {
-      host = _json["host"];
-    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("port")) {
-      port = _json["port"];
-    }
-    if (_json.containsKey("requestPath")) {
-      requestPath = _json["requestPath"];
+    if (_json.containsKey("properties")) {
+      properties = new InstanceProperties.fromJson(_json["properties"]);
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("timeoutSec")) {
-      timeoutSec = _json["timeoutSec"];
-    }
-    if (_json.containsKey("unhealthyThreshold")) {
-      unhealthyThreshold = _json["unhealthyThreshold"];
-    }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (checkIntervalSec != null) {
-      _json["checkIntervalSec"] = checkIntervalSec;
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
-    if (healthyThreshold != null) {
-      _json["healthyThreshold"] = healthyThreshold;
-    }
-    if (host != null) {
-      _json["host"] = host;
-    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (port != null) {
-      _json["port"] = port;
-    }
-    if (requestPath != null) {
-      _json["requestPath"] = requestPath;
+    if (properties != null) {
+      _json["properties"] = (properties).toJson();
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (timeoutSec != null) {
-      _json["timeoutSec"] = timeoutSec;
-    }
-    if (unhealthyThreshold != null) {
-      _json["unhealthyThreshold"] = unhealthyThreshold;
-    }
     return _json;
   }
 }
 
 
-/** Contains a list of HttpHealthCheck resources. */
-class HttpHealthCheckList {
+/** Contains a list of instance template resources. */
+class InstanceTemplateList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of HttpHealthCheck resources. */
-  core.List<HttpHealthCheck> items;
+  /** A list of InstanceTemplate resources. */
+  core.List<InstanceTemplate> items;
 
   /** Type of resource. */
   core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  HttpHealthCheckList();
+  InstanceTemplateList();
 
-  HttpHealthCheckList.fromJson(core.Map _json) {
+  InstanceTemplateList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new HttpHealthCheck.fromJson(value)).toList();
+      items = _json["items"].map((value) => new InstanceTemplate.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** The raw disk image parameters. */
-class ImageRawDisk {
-  /**
-   * The format used to encode and transmit the block device. Should be TAR.
-   * This is just a container and transmission format and not a runtime format.
-   * Provided by the client when the disk image is created.
-   * Possible string values are:
-   * - "TAR"
-   */
-  core.String containerType;
+class InstancesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
 
-  /**
-   * An optional SHA1 checksum of the disk image before unpackaging; provided by
-   * the client when the disk image is created.
-   */
-  core.String sha1Checksum;
-
-  /**
-   * The full Google Cloud Storage URL where the disk image is stored; provided
-   * by the client when the disk image is created.
-   */
-  core.String source;
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
 
 
-  ImageRawDisk();
+  InstancesScopedListWarningData();
 
-  ImageRawDisk.fromJson(core.Map _json) {
-    if (_json.containsKey("containerType")) {
-      containerType = _json["containerType"];
+  InstancesScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
     }
-    if (_json.containsKey("sha1Checksum")) {
-      sha1Checksum = _json["sha1Checksum"];
-    }
-    if (_json.containsKey("source")) {
-      source = _json["source"];
+    if (_json.containsKey("value")) {
+      value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (containerType != null) {
-      _json["containerType"] = containerType;
+    if (key != null) {
+      _json["key"] = key;
     }
-    if (sha1Checksum != null) {
-      _json["sha1Checksum"] = sha1Checksum;
-    }
-    if (source != null) {
-      _json["source"] = source;
+    if (value != null) {
+      _json["value"] = value;
     }
     return _json;
   }
 }
 
 
-/** A disk image resource. */
-class Image {
+/**
+ * [Output Only] Informational warning which replaces the list of instances when
+ * the list is empty.
+ */
+class InstancesScopedListWarning {
   /**
-   * Size of the image tar.gz archive stored in Google Cloud Storage (in bytes).
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
    */
-  core.String archiveSizeBytes;
+  core.String code;
 
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<InstancesScopedListWarningData> data;
 
-  /** The deprecation status associated with this image. */
-  DeprecationStatus deprecated;
-
-  /**
-   * Textual description of the resource; provided by the client when the
-   * resource is created.
-   */
-  core.String description;
-
-  /** Size of the image when restored onto a disk (in GiB). */
-  core.String diskSizeGb;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /** Public visible licenses. */
-  core.List<core.String> licenses;
-
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
-  core.String name;
-
-  /** The raw disk image parameters. */
-  ImageRawDisk rawDisk;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-  /** The source disk used to create this image. */
-  core.String sourceDisk;
-
-  /**
-   * The 'id' value of the disk used to create this image. This value may be
-   * used to determine whether the image was taken from the current or a
-   * previous instance of a given disk name.
-   */
-  core.String sourceDiskId;
-
-  /**
-   * Must be "RAW"; provided by the client when the disk image is created.
-   * Possible string values are:
-   * - "RAW"
-   */
-  core.String sourceType;
-
-  /**
-   * Status of the image (output only). It will be one of the following READY -
-   * after image has been successfully created and is ready for use FAILED - if
-   * creating the image fails for some reason PENDING - the image creation is in
-   * progress An image can be used to create other resources suck as instances
-   * only after the image has been successfully created and the status is set to
-   * READY.
-   * Possible string values are:
-   * - "FAILED"
-   * - "PENDING"
-   * - "READY"
-   */
-  core.String status;
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
 
 
-  Image();
+  InstancesScopedListWarning();
 
-  Image.fromJson(core.Map _json) {
-    if (_json.containsKey("archiveSizeBytes")) {
-      archiveSizeBytes = _json["archiveSizeBytes"];
+  InstancesScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
     }
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new InstancesScopedListWarningData.fromJson(value)).toList();
     }
-    if (_json.containsKey("deprecated")) {
-      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("diskSizeGb")) {
-      diskSizeGb = _json["diskSizeGb"];
-    }
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("licenses")) {
-      licenses = _json["licenses"];
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("rawDisk")) {
-      rawDisk = new ImageRawDisk.fromJson(_json["rawDisk"]);
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-    if (_json.containsKey("sourceDisk")) {
-      sourceDisk = _json["sourceDisk"];
-    }
-    if (_json.containsKey("sourceDiskId")) {
-      sourceDiskId = _json["sourceDiskId"];
-    }
-    if (_json.containsKey("sourceType")) {
-      sourceType = _json["sourceType"];
-    }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
+    if (_json.containsKey("message")) {
+      message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (archiveSizeBytes != null) {
-      _json["archiveSizeBytes"] = archiveSizeBytes;
+    if (code != null) {
+      _json["code"] = code;
     }
-    if (creationTimestamp != null) {
-      _json["creationTimestamp"] = creationTimestamp;
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
     }
-    if (deprecated != null) {
-      _json["deprecated"] = (deprecated).toJson();
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (diskSizeGb != null) {
-      _json["diskSizeGb"] = diskSizeGb;
-    }
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (licenses != null) {
-      _json["licenses"] = licenses;
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (rawDisk != null) {
-      _json["rawDisk"] = (rawDisk).toJson();
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    if (sourceDisk != null) {
-      _json["sourceDisk"] = sourceDisk;
-    }
-    if (sourceDiskId != null) {
-      _json["sourceDiskId"] = sourceDiskId;
-    }
-    if (sourceType != null) {
-      _json["sourceType"] = sourceType;
-    }
-    if (status != null) {
-      _json["status"] = status;
+    if (message != null) {
+      _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of disk image resources. */
-class ImageList {
+class InstancesScopedList {
+  /** [Output Only] List of instances contained in this scope. */
+  core.List<Instance> instances;
+
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Informational warning which replaces the list of instances
+   * when the list is empty.
    */
-  core.String id;
+  InstancesScopedListWarning warning;
 
-  /** A list of Image resources. */
-  core.List<Image> items;
 
-  /** Type of resource. */
+  InstancesScopedList();
+
+  InstancesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("instances")) {
+      instances = _json["instances"].map((value) => new Instance.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new InstancesScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (instances != null) {
+      _json["instances"] = instances.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+/** A license resource. */
+class License {
+  /**
+   * If true, the customer will be charged license fee for running software that
+   * contains this license on an instance.
+   */
+  core.bool chargesUseFee;
+
+  /** [Output Only] Type of resource. Always compute#license for licenses. */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
-  core.String nextPageToken;
+  /**
+   * Name of the resource. The name must be 1-63 characters long, and comply
+   * with RCF1035.
+   */
+  core.String name;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
 
-  ImageList();
+  License();
 
-  ImageList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Image.fromJson(value)).toList();
+  License.fromJson(core.Map _json) {
+    if (_json.containsKey("chargesUseFee")) {
+      chargesUseFee = _json["chargesUseFee"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
+    if (_json.containsKey("name")) {
+      name = _json["name"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = items.map((value) => (value).toJson()).toList();
+    if (chargesUseFee != null) {
+      _json["chargesUseFee"] = chargesUseFee;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
+    if (name != null) {
+      _json["name"] = name;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** An instance resource. */
-class Instance {
-  /**
-   * Allows this instance to send packets with source IP addresses other than
-   * its own and receive packets with destination IP addresses other than its
-   * own. If this instance will be used as an IP gateway or it will be set as
-   * the next-hop in a Route resource, say true. If unsure, leave this set to
-   * false.
-   */
-  core.bool canIpForward;
+class MachineTypeScratchDisks {
+  /** Size of the scratch disk, defined in GB. */
+  core.int diskGb;
 
-  /** Creation timestamp in RFC3339 text format (output only). */
+
+  MachineTypeScratchDisks();
+
+  MachineTypeScratchDisks.fromJson(core.Map _json) {
+    if (_json.containsKey("diskGb")) {
+      diskGb = _json["diskGb"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (diskGb != null) {
+      _json["diskGb"] = diskGb;
+    }
+    return _json;
+  }
+}
+
+
+/** A Machine Type resource. */
+class MachineType {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
   core.String creationTimestamp;
 
   /**
-   * An optional textual description of the resource; provided by the client
-   * when the resource is created.
+   * [Output Only] The deprecation status associated with this machine type.
    */
+  DeprecationStatus deprecated;
+
+  /** [Output Only] An optional textual description of the resource. */
   core.String description;
 
-  /**
-   * Array of disks associated with this instance. Persistent disks must be
-   * created before you can assign them.
-   */
-  core.List<AttachedDisk> disks;
+  /** [Output Only] The tumber of CPUs exposed to the instance. */
+  core.int guestCpus;
 
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
+  /**
+   * [Deprecated] This property is deprecated and will never be populated with
+   * any relevant values.
+   */
+  core.int imageSpaceGb;
+
   /** Type of the resource. */
   core.String kind;
 
-  /**
-   * URL of the machine type resource describing which machine type to use to
-   * host the instance; provided by the client when the instance is created.
-   */
-  core.String machineType;
+  /** [Output Only] Maximum persistent disks allowed. */
+  core.int maximumPersistentDisks;
+
+  /** [Output Only] Maximum total persistent disks size (GB) allowed. */
+  core.String maximumPersistentDisksSizeGb;
 
   /**
-   * Metadata key/value pairs assigned to this instance. Consists of custom
-   * metadata or predefined keys; see Instance documentation for more
-   * information.
+   * [Output Only] The amount of physical memory available to the instance,
+   * defined in MB.
    */
-  Metadata metadata;
+  core.int memoryMb;
 
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
+  /** [Output Only] Name of the resource. */
   core.String name;
 
-  /**
-   * Array of configurations for this interface. This specifies how this
-   * interface is configured to interact with other network services, such as
-   * connecting to the internet. Currently, ONE_TO_ONE_NAT is the only access
-   * config supported. If there are no accessConfigs specified, then this
-   * instance will have no external internet access.
-   */
-  core.List<NetworkInterface> networkInterfaces;
+  /** [Output Only] List of extended scratch disks assigned to the instance. */
+  core.List<MachineTypeScratchDisks> scratchDisks;
 
-  /** Scheduling options for this instance. */
-  Scheduling scheduling;
-
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
   /**
-   * A list of service accounts each with specified scopes, for which access
-   * tokens are to be made available to the instance through metadata queries.
+   * [Output Only] The name of the zone where the machine type resides, such as
+   * us-central1-a.
    */
-  core.List<ServiceAccount> serviceAccounts;
-
-  /**
-   * Instance status. One of the following values: "PROVISIONING", "STAGING",
-   * "RUNNING", "STOPPING", "STOPPED", "TERMINATED" (output only).
-   * Possible string values are:
-   * - "PROVISIONING"
-   * - "RUNNING"
-   * - "STAGING"
-   * - "STOPPED"
-   * - "STOPPING"
-   * - "TERMINATED"
-   */
-  core.String status;
-
-  /** An optional, human-readable explanation of the status (output only). */
-  core.String statusMessage;
-
-  /**
-   * A list of tags to be applied to this instance. Used to identify valid
-   * sources or targets for network firewalls. Provided by the client on
-   * instance creation. The tags can be later modified by the setTags method.
-   * Each tag within the list must comply with RFC1035.
-   */
-  Tags tags;
-
-  /** URL of the zone where the instance resides (output only). */
   core.String zone;
 
 
-  Instance();
+  MachineType();
 
-  Instance.fromJson(core.Map _json) {
-    if (_json.containsKey("canIpForward")) {
-      canIpForward = _json["canIpForward"];
-    }
+  MachineType.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
+    if (_json.containsKey("deprecated")) {
+      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
+    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("disks")) {
-      disks = _json["disks"].map((value) => new AttachedDisk.fromJson(value)).toList();
+    if (_json.containsKey("guestCpus")) {
+      guestCpus = _json["guestCpus"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
+    if (_json.containsKey("imageSpaceGb")) {
+      imageSpaceGb = _json["imageSpaceGb"];
+    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
-    if (_json.containsKey("machineType")) {
-      machineType = _json["machineType"];
+    if (_json.containsKey("maximumPersistentDisks")) {
+      maximumPersistentDisks = _json["maximumPersistentDisks"];
     }
-    if (_json.containsKey("metadata")) {
-      metadata = new Metadata.fromJson(_json["metadata"]);
+    if (_json.containsKey("maximumPersistentDisksSizeGb")) {
+      maximumPersistentDisksSizeGb = _json["maximumPersistentDisksSizeGb"];
+    }
+    if (_json.containsKey("memoryMb")) {
+      memoryMb = _json["memoryMb"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("networkInterfaces")) {
-      networkInterfaces = _json["networkInterfaces"].map((value) => new NetworkInterface.fromJson(value)).toList();
-    }
-    if (_json.containsKey("scheduling")) {
-      scheduling = new Scheduling.fromJson(_json["scheduling"]);
+    if (_json.containsKey("scratchDisks")) {
+      scratchDisks = _json["scratchDisks"].map((value) => new MachineTypeScratchDisks.fromJson(value)).toList();
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("serviceAccounts")) {
-      serviceAccounts = _json["serviceAccounts"].map((value) => new ServiceAccount.fromJson(value)).toList();
-    }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
-    }
-    if (_json.containsKey("statusMessage")) {
-      statusMessage = _json["statusMessage"];
-    }
-    if (_json.containsKey("tags")) {
-      tags = new Tags.fromJson(_json["tags"]);
-    }
     if (_json.containsKey("zone")) {
       zone = _json["zone"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (canIpForward != null) {
-      _json["canIpForward"] = canIpForward;
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
+    if (deprecated != null) {
+      _json["deprecated"] = (deprecated).toJson();
+    }
     if (description != null) {
       _json["description"] = description;
     }
-    if (disks != null) {
-      _json["disks"] = disks.map((value) => (value).toJson()).toList();
+    if (guestCpus != null) {
+      _json["guestCpus"] = guestCpus;
     }
     if (id != null) {
       _json["id"] = id;
     }
+    if (imageSpaceGb != null) {
+      _json["imageSpaceGb"] = imageSpaceGb;
+    }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (machineType != null) {
-      _json["machineType"] = machineType;
+    if (maximumPersistentDisks != null) {
+      _json["maximumPersistentDisks"] = maximumPersistentDisks;
     }
-    if (metadata != null) {
-      _json["metadata"] = (metadata).toJson();
+    if (maximumPersistentDisksSizeGb != null) {
+      _json["maximumPersistentDisksSizeGb"] = maximumPersistentDisksSizeGb;
+    }
+    if (memoryMb != null) {
+      _json["memoryMb"] = memoryMb;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (networkInterfaces != null) {
-      _json["networkInterfaces"] = networkInterfaces.map((value) => (value).toJson()).toList();
-    }
-    if (scheduling != null) {
-      _json["scheduling"] = (scheduling).toJson();
+    if (scratchDisks != null) {
+      _json["scratchDisks"] = scratchDisks.map((value) => (value).toJson()).toList();
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (serviceAccounts != null) {
-      _json["serviceAccounts"] = serviceAccounts.map((value) => (value).toJson()).toList();
-    }
-    if (status != null) {
-      _json["status"] = status;
-    }
-    if (statusMessage != null) {
-      _json["statusMessage"] = statusMessage;
-    }
-    if (tags != null) {
-      _json["tags"] = (tags).toJson();
-    }
     if (zone != null) {
       _json["zone"] = zone;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class InstanceAggregatedList {
+class MachineTypeAggregatedList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A map of scoped instance lists. */
-  core.Map<core.String, InstancesScopedList> items;
+  /** [Output Only] A map of scoped machine type lists. */
+  core.Map<core.String, MachineTypesScopedList> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#machineTypeAggregatedList
+   * for aggregated lists of machine types.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  InstanceAggregatedList();
+  MachineTypeAggregatedList();
 
-  InstanceAggregatedList.fromJson(core.Map _json) {
+  MachineTypeAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new InstancesScopedList.fromJson(item));
+      items = commons.mapMap(_json["items"], (item) => new MachineTypesScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of instance resources. */
-class InstanceList {
+/** Contains a list of Machine Type resources. */
+class MachineTypeList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of Instance resources. */
-  core.List<Instance> items;
+  /** [Output Only] A list of Machine Type resources. */
+  core.List<MachineType> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#machineTypeList for lists of
+   * machine types.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  InstanceList();
+  MachineTypeList();
 
-  InstanceList.fromJson(core.Map _json) {
+  MachineTypeList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Instance.fromJson(value)).toList();
+      items = _json["items"].map((value) => new MachineType.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class InstanceProperties {
-  /**
-   * Allows instances created based on this template to send packets with source
-   * IP addresses other than their own and receive packets with destination IP
-   * addresses other than their own. If these instances will be used as an IP
-   * gateway or it will be set as the next-hop in a Route resource, say true. If
-   * unsure, leave this set to false.
-   */
-  core.bool canIpForward;
-
-  /**
-   * An optional textual description for the instances created based on the
-   * instance template resource; provided by the client when the template is
-   * created.
+class MachineTypesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  MachineTypesScopedListWarningData();
+
+  MachineTypesScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Output Only] An informational warning that appears when the machine types
+ * list is empty.
+ */
+class MachineTypesScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<MachineTypesScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  MachineTypesScopedListWarning();
+
+  MachineTypesScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new MachineTypesScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class MachineTypesScopedList {
+  /** [Output Only] List of machine types contained in this scope. */
+  core.List<MachineType> machineTypes;
+
+  /**
+   * [Output Only] An informational warning that appears when the machine types
+   * list is empty.
+   */
+  MachineTypesScopedListWarning warning;
+
+
+  MachineTypesScopedList();
+
+  MachineTypesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("machineTypes")) {
+      machineTypes = _json["machineTypes"].map((value) => new MachineType.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new MachineTypesScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (machineTypes != null) {
+      _json["machineTypes"] = machineTypes.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class MetadataItems {
+  /**
+   * Key for the metadata entry. Keys must conform to the following regexp:
+   * [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as
+   * part of a URL in the metadata server. Additionally, to avoid ambiguity,
+   * keys must not conflict with any other metadata keys for the project.
+   */
+  core.String key;
+
+  /**
+   * Value for the metadata entry. These are free-form strings, and only have
+   * meaning as interpreted by the image running in the instance. The only
+   * restriction placed on values is that their size must be less than or equal
+   * to 32768 bytes.
+   */
+  core.String value;
+
+
+  MetadataItems();
+
+  MetadataItems.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/** A metadata key/value entry. */
+class Metadata {
+  /**
+   * Specifies a fingerprint for this request, which is essentially a hash of
+   * the metadata's contents and used for optimistic locking. The fingerprint is
+   * initially generated by Compute Engine and changes after every request to
+   * modify or update metadata. You must always provide an up-to-date
+   * fingerprint hash in order to update or change metadata.
+   */
+  core.String fingerprint;
+
+  core.List<core.int> get fingerprintAsBytes {
+    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
+  }
+
+  void set fingerprintAsBytes(core.List<core.int> _bytes) {
+    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
+  }
+
+  /**
+   * Array of key/value pairs. The total size of all keys and values must be
+   * less than 512 KB.
+   */
+  core.List<MetadataItems> items;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#metadata for metadata.
+   */
+  core.String kind;
+
+
+  Metadata();
+
+  Metadata.fromJson(core.Map _json) {
+    if (_json.containsKey("fingerprint")) {
+      fingerprint = _json["fingerprint"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new MetadataItems.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (fingerprint != null) {
+      _json["fingerprint"] = fingerprint;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    return _json;
+  }
+}
+
+
+/** A network resource. */
+class Network {
+  /**
+   * The range of internal addresses that are legal on this network. This range
+   * is a CIDR specification, for example: 192.168.0.0/16. Provided by the
+   * client when the network is created.
+   */
+  core.String IPv4Range;
+
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
    */
   core.String description;
 
   /**
-   * Array of disks associated with instance created based on this template.
-   */
-  core.List<AttachedDisk> disks;
-
-  /**
-   * Name of the machine type resource describing which machine type to use to
-   * host the instances created based on this template; provided by the client
-   * when the instance template is created.
-   */
-  core.String machineType;
-
-  /**
-   * Metadata key/value pairs assigned to instances created based on this
-   * template. Consists of custom metadata or predefined keys; see Instance
-   * documentation for more information.
-   */
-  Metadata metadata;
-
-  /**
-   * Array of configurations for this interface. This specifies how this
-   * interface is configured to interact with other network services, such as
-   * connecting to the internet. Currently, ONE_TO_ONE_NAT is the only access
-   * config supported. If there are no accessConfigs specified, then this
-   * instances created based based on this template will have no external
-   * internet access.
-   */
-  core.List<NetworkInterface> networkInterfaces;
-
-  /** Scheduling options for the instances created based on this template. */
-  Scheduling scheduling;
-
-  /**
-   * A list of service accounts each with specified scopes, for which access
-   * tokens are to be made available to the instances created based on this
-   * template, through metadata queries.
-   */
-  core.List<ServiceAccount> serviceAccounts;
-
-  /**
-   * A list of tags to be applied to the instances created based on this
-   * template used to identify valid sources or targets for network firewalls.
-   * Provided by the client on instance creation. The tags can be later modified
-   * by the setTags method. Each tag within the list must comply with RFC1035.
-   */
-  Tags tags;
-
-
-  InstanceProperties();
-
-  InstanceProperties.fromJson(core.Map _json) {
-    if (_json.containsKey("canIpForward")) {
-      canIpForward = _json["canIpForward"];
+   * A gateway address for default routing to other networks. This value is read
+   * only and is selected by the Google Compute Engine, typically as the first
+   * usable address in the IPv4Range.
+   */
+  core.String gatewayIPv4;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#network for networks.
+   */
+  core.String kind;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Specifically, the name must be 1-63 characters long and match the regular
+   * expression [a-z]([-a-z0-9]*[a-z0-9])? which means the first character must
+   * be a lowercase letter, and all following characters must be a dash,
+   * lowercase letter, or digit, except the last character, which cannot be a
+   * dash.
+   */
+  core.String name;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+
+  Network();
+
+  Network.fromJson(core.Map _json) {
+    if (_json.containsKey("IPv4Range")) {
+      IPv4Range = _json["IPv4Range"];
+    }
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("disks")) {
-      disks = _json["disks"].map((value) => new AttachedDisk.fromJson(value)).toList();
-    }
-    if (_json.containsKey("machineType")) {
-      machineType = _json["machineType"];
-    }
-    if (_json.containsKey("metadata")) {
-      metadata = new Metadata.fromJson(_json["metadata"]);
-    }
-    if (_json.containsKey("networkInterfaces")) {
-      networkInterfaces = _json["networkInterfaces"].map((value) => new NetworkInterface.fromJson(value)).toList();
-    }
-    if (_json.containsKey("scheduling")) {
-      scheduling = new Scheduling.fromJson(_json["scheduling"]);
-    }
-    if (_json.containsKey("serviceAccounts")) {
-      serviceAccounts = _json["serviceAccounts"].map((value) => new ServiceAccount.fromJson(value)).toList();
-    }
-    if (_json.containsKey("tags")) {
-      tags = new Tags.fromJson(_json["tags"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (canIpForward != null) {
-      _json["canIpForward"] = canIpForward;
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (disks != null) {
-      _json["disks"] = disks.map((value) => (value).toJson()).toList();
-    }
-    if (machineType != null) {
-      _json["machineType"] = machineType;
-    }
-    if (metadata != null) {
-      _json["metadata"] = (metadata).toJson();
-    }
-    if (networkInterfaces != null) {
-      _json["networkInterfaces"] = networkInterfaces.map((value) => (value).toJson()).toList();
-    }
-    if (scheduling != null) {
-      _json["scheduling"] = (scheduling).toJson();
-    }
-    if (serviceAccounts != null) {
-      _json["serviceAccounts"] = serviceAccounts.map((value) => (value).toJson()).toList();
-    }
-    if (tags != null) {
-      _json["tags"] = (tags).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class InstanceReference {
-  /** Not documented yet. */
-  core.String instance;
-
-
-  InstanceReference();
-
-  InstanceReference.fromJson(core.Map _json) {
-    if (_json.containsKey("instance")) {
-      instance = _json["instance"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (instance != null) {
-      _json["instance"] = instance;
-    }
-    return _json;
-  }
-}
-
-
-/** An Instance Template resource. */
-class InstanceTemplate {
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
-
-  /**
-   * An optional textual description of the instance template resource; provided
-   * by the client when the resource is created.
-   */
-  core.String description;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /**
-   * Name of the instance template resource; provided by the client when the
-   * resource is created. The name must be 1-63 characters long, and comply with
-   * RFC1035
-   */
-  core.String name;
-
-  /** The instance properties portion of this instance template resource. */
-  InstanceProperties properties;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-
-  InstanceTemplate();
-
-  InstanceTemplate.fromJson(core.Map _json) {
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
+    if (_json.containsKey("gatewayIPv4")) {
+      gatewayIPv4 = _json["gatewayIPv4"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("properties")) {
-      properties = new InstanceProperties.fromJson(_json["properties"]);
-    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
+    if (IPv4Range != null) {
+      _json["IPv4Range"] = IPv4Range;
+    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
+    if (gatewayIPv4 != null) {
+      _json["gatewayIPv4"] = gatewayIPv4;
+    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (properties != null) {
-      _json["properties"] = (properties).toJson();
-    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of instance template resources. */
-class InstanceTemplateList {
+/** A network interface resource attached to an instance. */
+class NetworkInterface {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * An array of configurations for this interface. Currently,
+   * <codeONE_TO_ONE_NAT is the only access config supported. If there are no
+   * accessConfigs specified, then this instance will have no external internet
+   * access.
+   */
+  core.List<AccessConfig> accessConfigs;
+
+  /**
+   * [Output Only] The name of the network interface, generated by the server.
+   * For network devices, these are eth0, eth1, etc.
+   */
+  core.String name;
+
+  /**
+   * URL of the network resource for this instance. This is required for
+   * creating an instance but optional when creating a firewall rule. If not
+   * specified when creating a firewall rule, the default network is used:
+   *
+   * global/networks/default
+   *
+   * If you specify this property, you can specify the network as a full or
+   * partial URL. For example, the following are all valid URLs:
+   * -
+   * https://www.googleapis.com/compute/v1/projects/project/global/networks/network
+   * - projects/project/global/networks/network
+   * - global/networks/default
+   */
+  core.String network;
+
+  /**
+   * [Output Only] An optional IPV4 internal network address assigned to the
+   * instance for this network interface.
+   */
+  core.String networkIP;
+
+
+  NetworkInterface();
+
+  NetworkInterface.fromJson(core.Map _json) {
+    if (_json.containsKey("accessConfigs")) {
+      accessConfigs = _json["accessConfigs"].map((value) => new AccessConfig.fromJson(value)).toList();
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("network")) {
+      network = _json["network"];
+    }
+    if (_json.containsKey("networkIP")) {
+      networkIP = _json["networkIP"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (accessConfigs != null) {
+      _json["accessConfigs"] = accessConfigs.map((value) => (value).toJson()).toList();
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (network != null) {
+      _json["network"] = network;
+    }
+    if (networkIP != null) {
+      _json["networkIP"] = networkIP;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of Network resources. */
+class NetworkList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of InstanceTemplate resources. */
-  core.List<InstanceTemplate> items;
+  /** [Output Only] A list of Network resources. */
+  core.List<Network> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#networkList for lists of
+   * networks.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource . */
   core.String selfLink;
 
 
-  InstanceTemplateList();
+  NetworkList();
 
-  InstanceTemplateList.fromJson(core.Map _json) {
+  NetworkList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new InstanceTemplate.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Network.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class InstancesScopedListWarningData {
-  /** A key for the warning data. */
+class OperationErrorErrors {
+  /** [Output Only] The error type identifier for this error. */
+  core.String code;
+
+  /**
+   * [Output Only] Indicates the field in the request which caused the error.
+   * This property is optional.
+   */
+  core.String location;
+
+  /** [Output Only] An optional, human-readable error message. */
+  core.String message;
+
+
+  OperationErrorErrors();
+
+  OperationErrorErrors.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("location")) {
+      location = _json["location"];
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (location != null) {
+      _json["location"] = location;
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * [Output Only] If errors are generated during processing of the operation,
+ * this field will be populated.
+ */
+class OperationError {
+  /**
+   * [Output Only] The array of errors encountered while processing this
+   * operation.
+   */
+  core.List<OperationErrorErrors> errors;
+
+
+  OperationError();
+
+  OperationError.fromJson(core.Map _json) {
+    if (_json.containsKey("errors")) {
+      errors = _json["errors"].map((value) => new OperationErrorErrors.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (errors != null) {
+      _json["errors"] = errors.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
+}
+
+
+class OperationWarningsData {
+  /** [Output Only] A key for the warning data. */
   core.String key;
 
-  /** A warning data value corresponding to the key. */
+  /** [Output Only] A warning data value corresponding to the key. */
   core.String value;
 
 
-  InstancesScopedListWarningData();
+  OperationWarningsData();
 
-  InstancesScopedListWarningData.fromJson(core.Map _json) {
+  OperationWarningsData.fromJson(core.Map _json) {
     if (_json.containsKey("key")) {
       key = _json["key"];
     }
     if (_json.containsKey("value")) {
       value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (key != null) {
       _json["key"] = key;
     }
     if (value != null) {
       _json["value"] = value;
     }
     return _json;
   }
 }
 
 
-/**
- * Informational warning which replaces the list of instances when the list is
- * empty.
- */
-class InstancesScopedListWarning {
+class OperationWarnings {
   /**
-   * The warning type identifier for this warning.
+   * [Output Only] The warning type identifier for this warning.
    * Possible string values are:
    * - "DEPRECATED_RESOURCE_USED"
    * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
    * - "INJECTED_KERNELS_DEPRECATED"
    * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
    * - "NEXT_HOP_CANNOT_IP_FORWARD"
    * - "NEXT_HOP_INSTANCE_NOT_FOUND"
    * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
    * - "NEXT_HOP_NOT_RUNNING"
    * - "NO_RESULTS_ON_PAGE"
    * - "REQUIRED_TOS_AGREEMENT"
    * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
    * - "UNREACHABLE"
    */
   core.String code;
 
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<InstancesScopedListWarningData> data;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<OperationWarningsData> data;
 
-  /** Optional human-readable details for this warning. */
+  /** [Output Only] Optional human-readable details for this warning. */
   core.String message;
 
 
-  InstancesScopedListWarning();
+  OperationWarnings();
 
-  InstancesScopedListWarning.fromJson(core.Map _json) {
+  OperationWarnings.fromJson(core.Map _json) {
     if (_json.containsKey("code")) {
       code = _json["code"];
     }
     if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new InstancesScopedListWarningData.fromJson(value)).toList();
+      data = _json["data"].map((value) => new OperationWarningsData.fromJson(value)).toList();
     }
     if (_json.containsKey("message")) {
       message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (code != null) {
       _json["code"] = code;
     }
     if (data != null) {
       _json["data"] = data.map((value) => (value).toJson()).toList();
     }
     if (message != null) {
       _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class InstancesScopedList {
-  /** List of instances contained in this scope. */
-  core.List<Instance> instances;
+/** An operation resource, used to manage asynchronous API requests. */
+class Operation {
+  /**
+   * [Output Only] An optional identifier specified by the client when the
+   * mutation was initiated. Must be unique for all operation resources in the
+   * project
+   */
+  core.String clientOperationId;
+
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
 
   /**
-   * Informational warning which replaces the list of instances when the list is
-   * empty.
+   * [Output Only] The time that this operation was completed. This is in
+   * RFC3339 text format.
    */
-  InstancesScopedListWarning warning;
+  core.String endTime;
+
+  /**
+   * [Output Only] If errors are generated during processing of the operation,
+   * this field will be populated.
+   */
+  OperationError error;
+
+  /**
+   * [Output Only] If the operation fails, this field contains the HTTP error
+   * message that was returned, such as NOT FOUND.
+   */
+  core.String httpErrorMessage;
+
+  /**
+   * [Output Only] If the operation fails, this field contains the HTTP error
+   * message that was returned, such as 404.
+   */
+  core.int httpErrorStatusCode;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /**
+   * [Output Only] The time that this operation was requested. This is in
+   * RFC3339 text format.
+   */
+  core.String insertTime;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#Operation for Operation
+   * resources.
+   */
+  core.String kind;
+
+  /** [Output Only] Name of the resource. */
+  core.String name;
+
+  /**
+   * [Output Only] Type of the operation, such as insert, update, and delete.
+   */
+  core.String operationType;
+
+  /**
+   * [Output Only] An optional progress indicator that ranges from 0 to 100.
+   * There is no requirement that this be linear or support any granularity of
+   * operations. This should not be used to guess at when the operation will be
+   * complete. This number should be monotonically increasing as the operation
+   * progresses.
+   */
+  core.int progress;
+
+  /**
+   * [Output Only] URL of the region where the operation resides. Only
+   * applicable for regional resources.
+   */
+  core.String region;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+  /**
+   * [Output Only] The time that this operation was started by the server. This
+   * is in RFC3339 text format.
+   */
+  core.String startTime;
+
+  /**
+   * [Output Only] Status of the operation. Can be one of the following:
+   * PENDING, RUNNING, or DONE.
+   * Possible string values are:
+   * - "DONE"
+   * - "PENDING"
+   * - "RUNNING"
+   */
+  core.String status;
+
+  /**
+   * [Output Only] An optional textual description of the current status of the
+   * operation.
+   */
+  core.String statusMessage;
+
+  /**
+   * [Output Only] Unique target ID which identifies a particular incarnation of
+   * the target.
+   */
+  core.String targetId;
+
+  /** [Output Only] URL of the resource the operation is mutating. */
+  core.String targetLink;
+
+  /**
+   * [Output Only] User who requested the operation, for example:
+   * user@example.com.
+   */
+  core.String user;
+
+  /**
+   * [Output Only] If warning messages are generated during processing of the
+   * operation, this field will be populated.
+   */
+  core.List<OperationWarnings> warnings;
+
+  /** [Output Only] URL of the zone where the operation resides. */
+  core.String zone;
 
 
-  InstancesScopedList();
+  Operation();
 
-  InstancesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("instances")) {
-      instances = _json["instances"].map((value) => new Instance.fromJson(value)).toList();
+  Operation.fromJson(core.Map _json) {
+    if (_json.containsKey("clientOperationId")) {
+      clientOperationId = _json["clientOperationId"];
     }
-    if (_json.containsKey("warning")) {
-      warning = new InstancesScopedListWarning.fromJson(_json["warning"]);
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
     }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (instances != null) {
-      _json["instances"] = instances.map((value) => (value).toJson()).toList();
+    if (_json.containsKey("endTime")) {
+      endTime = _json["endTime"];
     }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
+    if (_json.containsKey("error")) {
+      error = new OperationError.fromJson(_json["error"]);
     }
-    return _json;
-  }
-}
-
-
-/** A license resource. */
-class License {
-  /**
-   * If true, the customer will be charged license fee for running software that
-   * contains this license on an instance.
-   */
-  core.bool chargesUseFee;
-
-  /** Type of resource. */
-  core.String kind;
-
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
-  core.String name;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-
-  License();
-
-  License.fromJson(core.Map _json) {
-    if (_json.containsKey("chargesUseFee")) {
-      chargesUseFee = _json["chargesUseFee"];
+    if (_json.containsKey("httpErrorMessage")) {
+      httpErrorMessage = _json["httpErrorMessage"];
+    }
+    if (_json.containsKey("httpErrorStatusCode")) {
+      httpErrorStatusCode = _json["httpErrorStatusCode"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("insertTime")) {
+      insertTime = _json["insertTime"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
+    if (_json.containsKey("operationType")) {
+      operationType = _json["operationType"];
     }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (chargesUseFee != null) {
-      _json["chargesUseFee"] = chargesUseFee;
+    if (_json.containsKey("progress")) {
+      progress = _json["progress"];
     }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class MachineTypeScratchDisks {
-  /** Size of the scratch disk, defined in GB. */
-  core.int diskGb;
-
-
-  MachineTypeScratchDisks();
-
-  MachineTypeScratchDisks.fromJson(core.Map _json) {
-    if (_json.containsKey("diskGb")) {
-      diskGb = _json["diskGb"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (diskGb != null) {
-      _json["diskGb"] = diskGb;
-    }
-    return _json;
-  }
-}
-
-
-/** A machine type resource. */
-class MachineType {
-  /** [Output Only] Creation timestamp in RFC3339 text format. */
-  core.String creationTimestamp;
-
-  /** The deprecation status associated with this machine type. */
-  DeprecationStatus deprecated;
-
-  /** An optional textual description of the resource. */
-  core.String description;
-
-  /** Count of CPUs exposed to the instance. */
-  core.int guestCpus;
-
-  /**
-   * [Output Only] Unique identifier for the resource; defined by the server.
-   */
-  core.String id;
-
-  /** Space allotted for the image, defined in GB. */
-  core.int imageSpaceGb;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /** Maximum persistent disks allowed. */
-  core.int maximumPersistentDisks;
-
-  /** Maximum total persistent disks size (GB) allowed. */
-  core.String maximumPersistentDisksSizeGb;
-
-  /** Physical memory assigned to the instance, defined in MB. */
-  core.int memoryMb;
-
-  /** Name of the resource. */
-  core.String name;
-
-  /** List of extended scratch disks assigned to the instance. */
-  core.List<MachineTypeScratchDisks> scratchDisks;
-
-  /** [Output Only] Server defined URL for the resource. */
-  core.String selfLink;
-
-  /**
-   * [Output Only] The name of the zone where the machine type resides, such as
-   * us-central1-a.
-   */
-  core.String zone;
-
-
-  MachineType();
-
-  MachineType.fromJson(core.Map _json) {
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
-    }
-    if (_json.containsKey("deprecated")) {
-      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("guestCpus")) {
-      guestCpus = _json["guestCpus"];
-    }
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("imageSpaceGb")) {
-      imageSpaceGb = _json["imageSpaceGb"];
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("maximumPersistentDisks")) {
-      maximumPersistentDisks = _json["maximumPersistentDisks"];
-    }
-    if (_json.containsKey("maximumPersistentDisksSizeGb")) {
-      maximumPersistentDisksSizeGb = _json["maximumPersistentDisksSizeGb"];
-    }
-    if (_json.containsKey("memoryMb")) {
-      memoryMb = _json["memoryMb"];
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("scratchDisks")) {
-      scratchDisks = _json["scratchDisks"].map((value) => new MachineTypeScratchDisks.fromJson(value)).toList();
+    if (_json.containsKey("region")) {
+      region = _json["region"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
+    if (_json.containsKey("startTime")) {
+      startTime = _json["startTime"];
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("statusMessage")) {
+      statusMessage = _json["statusMessage"];
+    }
+    if (_json.containsKey("targetId")) {
+      targetId = _json["targetId"];
+    }
+    if (_json.containsKey("targetLink")) {
+      targetLink = _json["targetLink"];
+    }
+    if (_json.containsKey("user")) {
+      user = _json["user"];
+    }
+    if (_json.containsKey("warnings")) {
+      warnings = _json["warnings"].map((value) => new OperationWarnings.fromJson(value)).toList();
+    }
     if (_json.containsKey("zone")) {
       zone = _json["zone"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
+    if (clientOperationId != null) {
+      _json["clientOperationId"] = clientOperationId;
+    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
-    if (deprecated != null) {
-      _json["deprecated"] = (deprecated).toJson();
+    if (endTime != null) {
+      _json["endTime"] = endTime;
     }
-    if (description != null) {
-      _json["description"] = description;
+    if (error != null) {
+      _json["error"] = (error).toJson();
     }
-    if (guestCpus != null) {
-      _json["guestCpus"] = guestCpus;
+    if (httpErrorMessage != null) {
+      _json["httpErrorMessage"] = httpErrorMessage;
+    }
+    if (httpErrorStatusCode != null) {
+      _json["httpErrorStatusCode"] = httpErrorStatusCode;
     }
     if (id != null) {
       _json["id"] = id;
     }
-    if (imageSpaceGb != null) {
-      _json["imageSpaceGb"] = imageSpaceGb;
+    if (insertTime != null) {
+      _json["insertTime"] = insertTime;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (maximumPersistentDisks != null) {
-      _json["maximumPersistentDisks"] = maximumPersistentDisks;
-    }
-    if (maximumPersistentDisksSizeGb != null) {
-      _json["maximumPersistentDisksSizeGb"] = maximumPersistentDisksSizeGb;
-    }
-    if (memoryMb != null) {
-      _json["memoryMb"] = memoryMb;
-    }
     if (name != null) {
       _json["name"] = name;
     }
-    if (scratchDisks != null) {
-      _json["scratchDisks"] = scratchDisks.map((value) => (value).toJson()).toList();
+    if (operationType != null) {
+      _json["operationType"] = operationType;
+    }
+    if (progress != null) {
+      _json["progress"] = progress;
+    }
+    if (region != null) {
+      _json["region"] = region;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
+    if (startTime != null) {
+      _json["startTime"] = startTime;
+    }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (statusMessage != null) {
+      _json["statusMessage"] = statusMessage;
+    }
+    if (targetId != null) {
+      _json["targetId"] = targetId;
+    }
+    if (targetLink != null) {
+      _json["targetLink"] = targetLink;
+    }
+    if (user != null) {
+      _json["user"] = user;
+    }
+    if (warnings != null) {
+      _json["warnings"] = warnings.map((value) => (value).toJson()).toList();
+    }
     if (zone != null) {
       _json["zone"] = zone;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class MachineTypeAggregatedList {
+class OperationAggregatedList {
   /**
    * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A map of scoped machine type lists. */
-  core.Map<core.String, MachineTypesScopedList> items;
+  /** [Output Only] A map of scoped operation lists. */
+  core.Map<core.String, OperationsScopedList> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#operationAggregatedList for
+   * aggregated lists of operations.
+   */
   core.String kind;
 
   /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  MachineTypeAggregatedList();
+  OperationAggregatedList();
 
-  MachineTypeAggregatedList.fromJson(core.Map _json) {
+  OperationAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new MachineTypesScopedList.fromJson(item));
+      items = commons.mapMap(_json["items"], (item) => new OperationsScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of machine type resources. */
-class MachineTypeList {
+/** Contains a list of operation resources. */
+class OperationList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of MachineType resources. */
-  core.List<MachineType> items;
+  /** [Output Only] The operation resources. */
+  core.List<Operation> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#operations for Operations
+   * resource.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncate. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  MachineTypeList();
+  OperationList();
 
-  MachineTypeList.fromJson(core.Map _json) {
+  OperationList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new MachineType.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Operation.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class MachineTypesScopedListWarningData {
-  /** A key for the warning data. */
+class OperationsScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
   core.String key;
 
-  /** A warning data value corresponding to the key. */
+  /** [Output Only] A warning data value corresponding to the key. */
   core.String value;
 
 
-  MachineTypesScopedListWarningData();
+  OperationsScopedListWarningData();
 
-  MachineTypesScopedListWarningData.fromJson(core.Map _json) {
+  OperationsScopedListWarningData.fromJson(core.Map _json) {
     if (_json.containsKey("key")) {
       key = _json["key"];
     }
     if (_json.containsKey("value")) {
       value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (key != null) {
       _json["key"] = key;
     }
     if (value != null) {
       _json["value"] = value;
     }
     return _json;
   }
+}
+
+
+/**
+ * [Output Only] Informational warning which replaces the list of operations
+ * when the list is empty.
+ */
+class OperationsScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<OperationsScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  OperationsScopedListWarning();
+
+  OperationsScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new OperationsScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class OperationsScopedList {
+  /** [Output Only] List of operations contained in this scope. */
+  core.List<Operation> operations;
+
+  /**
+   * [Output Only] Informational warning which replaces the list of operations
+   * when the list is empty.
+   */
+  OperationsScopedListWarning warning;
+
+
+  OperationsScopedList();
+
+  OperationsScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("operations")) {
+      operations = _json["operations"].map((value) => new Operation.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new OperationsScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (operations != null) {
+      _json["operations"] = operations.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * A matcher for the path portion of the URL. The BackendService from the
+ * longest-matched rule will serve the URL. If no rule was matched, the
+ * default_service will be used.
+ */
+class PathMatcher {
+  /**
+   * The URL to the BackendService resource. This will be used if none of the
+   * 'pathRules' defined by this PathMatcher is met by the URL's path portion.
+   */
+  core.String defaultService;
+
+  core.String description;
+
+  /** The name to which this PathMatcher is referred by the HostRule. */
+  core.String name;
+
+  /** The list of path rules. */
+  core.List<PathRule> pathRules;
+
+
+  PathMatcher();
+
+  PathMatcher.fromJson(core.Map _json) {
+    if (_json.containsKey("defaultService")) {
+      defaultService = _json["defaultService"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("pathRules")) {
+      pathRules = _json["pathRules"].map((value) => new PathRule.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (defaultService != null) {
+      _json["defaultService"] = defaultService;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (pathRules != null) {
+      _json["pathRules"] = pathRules.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
 }
 
 
 /**
- * An informational warning that appears when the machine types list is empty.
+ * A path-matching rule for a URL. If matched, will use the specified
+ * BackendService to handle the traffic arriving at this URL.
  */
-class MachineTypesScopedListWarning {
-  /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<MachineTypesScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  MachineTypesScopedListWarning();
-
-  MachineTypesScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new MachineTypesScopedListWarningData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
+class PathRule {
+  /**
+   * The list of path patterns to match. Each must start with / and the only
+   * place a * is allowed is at the end following a /. The string fed to the
+   * path matcher does not include any text after the first ? or #, and those
+   * chars are not allowed here.
+   */
+  core.List<core.String> paths;
+
+  /** The URL of the BackendService resource if this rule is matched. */
+  core.String service;
+
+
+  PathRule();
+
+  PathRule.fromJson(core.Map _json) {
+    if (_json.containsKey("paths")) {
+      paths = _json["paths"];
+    }
+    if (_json.containsKey("service")) {
+      service = _json["service"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
+    if (paths != null) {
+      _json["paths"] = paths;
+    }
+    if (service != null) {
+      _json["service"] = service;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class MachineTypesScopedList {
-  /** List of machine types contained in this scope. */
-  core.List<MachineType> machineTypes;
-
-  /**
-   * An informational warning that appears when the machine types list is empty.
-   */
-  MachineTypesScopedListWarning warning;
-
-
-  MachineTypesScopedList();
-
-  MachineTypesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("machineTypes")) {
-      machineTypes = _json["machineTypes"].map((value) => new MachineType.fromJson(value)).toList();
-    }
-    if (_json.containsKey("warning")) {
-      warning = new MachineTypesScopedListWarning.fromJson(_json["warning"]);
+/**
+ * A Project resource. Projects can only be created in the Google Developers
+ * Console. Unless marked otherwise, values can only be modified in the console.
+ */
+class Project {
+  /**
+   * Metadata key/value pairs available to all instances contained in this
+   * project. See Custom metadata for more information.
+   */
+  Metadata commonInstanceMetadata;
+
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /** An optional textual description of the resource. */
+  core.String description;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /**
+   * [Output Only] Type of the resource. Always compute#project for projects.
+   */
+  core.String kind;
+
+  /** Name of the resource. */
+  core.String name;
+
+  /** [Output Only] Quotas assigned to this project. */
+  core.List<Quota> quotas;
+
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
+
+  /**
+   * The location in Cloud Storage and naming method of the daily usage report.
+   */
+  UsageExportLocation usageExportLocation;
+
+
+  Project();
+
+  Project.fromJson(core.Map _json) {
+    if (_json.containsKey("commonInstanceMetadata")) {
+      commonInstanceMetadata = new Metadata.fromJson(_json["commonInstanceMetadata"]);
+    }
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("quotas")) {
+      quotas = _json["quotas"].map((value) => new Quota.fromJson(value)).toList();
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+    if (_json.containsKey("usageExportLocation")) {
+      usageExportLocation = new UsageExportLocation.fromJson(_json["usageExportLocation"]);
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (machineTypes != null) {
-      _json["machineTypes"] = machineTypes.map((value) => (value).toJson()).toList();
-    }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
+    if (commonInstanceMetadata != null) {
+      _json["commonInstanceMetadata"] = (commonInstanceMetadata).toJson();
+    }
+    if (creationTimestamp != null) {
+      _json["creationTimestamp"] = creationTimestamp;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (quotas != null) {
+      _json["quotas"] = quotas.map((value) => (value).toJson()).toList();
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    if (usageExportLocation != null) {
+      _json["usageExportLocation"] = (usageExportLocation).toJson();
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class MetadataItems {
-  /**
-   * Key for the metadata entry. Keys must conform to the following regexp:
-   * [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as
-   * part of a URL in the metadata server. Additionally, to avoid ambiguity,
-   * keys must not conflict with any other metadata keys for the project.
-   */
-  core.String key;
-
-  /**
-   * Value for the metadata entry. These are free-form strings, and only have
-   * meaning as interpreted by the image running in the instance. The only
-   * restriction placed on values is that their size must be less than or equal
-   * to 32768 bytes.
-   */
-  core.String value;
-
-
-  MetadataItems();
-
-  MetadataItems.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
+/** A quotas entry. */
+class Quota {
+  /** [Output Only] Quota limit for this metric. */
+  core.double limit;
+
+  /**
+   * [Output Only] Name of the quota metric.
+   * Possible string values are:
+   * - "BACKEND_SERVICES"
+   * - "CPUS"
+   * - "DISKS_TOTAL_GB"
+   * - "FIREWALLS"
+   * - "FORWARDING_RULES"
+   * - "HEALTH_CHECKS"
+   * - "IMAGES"
+   * - "INSTANCES"
+   * - "IN_USE_ADDRESSES"
+   * - "LOCAL_SSD_TOTAL_GB"
+   * - "NETWORKS"
+   * - "ROUTES"
+   * - "SNAPSHOTS"
+   * - "SSD_TOTAL_GB"
+   * - "STATIC_ADDRESSES"
+   * - "TARGET_HTTP_PROXIES"
+   * - "TARGET_INSTANCES"
+   * - "TARGET_POOLS"
+   * - "URL_MAPS"
+   */
+  core.String metric;
+
+  /** [Output Only] Current usage of this metric. */
+  core.double usage;
+
+
+  Quota();
+
+  Quota.fromJson(core.Map _json) {
+    if (_json.containsKey("limit")) {
+      limit = _json["limit"];
+    }
+    if (_json.containsKey("metric")) {
+      metric = _json["metric"];
+    }
+    if (_json.containsKey("usage")) {
+      usage = _json["usage"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
+    if (limit != null) {
+      _json["limit"] = limit;
+    }
+    if (metric != null) {
+      _json["metric"] = metric;
+    }
+    if (usage != null) {
+      _json["usage"] = usage;
     }
     return _json;
   }
 }
 
 
-/** A metadata key/value entry. */
-class Metadata {
-  /**
-   * Fingerprint of this resource. A hash of the metadata's contents. This field
-   * is used for optimistic locking. An up-to-date metadata fingerprint must be
-   * provided in order to modify metadata.
-   */
-  core.String fingerprint;
-
-  core.List<core.int> get fingerprintAsBytes {
-    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
-  }
-
-  void set fingerprintAsBytes(core.List<core.int> _bytes) {
-    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
-  }
-
-  /**
-   * Array of key/value pairs. The total size of all keys and values must be
-   * less than 512 KB.
-   */
-  core.List<MetadataItems> items;
-
-  /** Type of the resource. */
+/** Region resource. */
+class Region {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
+  core.String creationTimestamp;
+
+  /** [Output Only] The deprecation status associated with this region. */
+  DeprecationStatus deprecated;
+
+  /** [Output Only] Textual description of the resource. */
+  core.String description;
+
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server .
+   */
+  core.String id;
+
+  /** [Output Only] Type of the resource. Always compute#region for regions. */
   core.String kind;
 
-
-  Metadata();
-
-  Metadata.fromJson(core.Map _json) {
-    if (_json.containsKey("fingerprint")) {
-      fingerprint = _json["fingerprint"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new MetadataItems.fromJson(value)).toList();
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (fingerprint != null) {
-      _json["fingerprint"] = fingerprint;
-    }
-    if (items != null) {
-      _json["items"] = items.map((value) => (value).toJson()).toList();
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    return _json;
-  }
-}
-
-
-/** A network resource. */
-class Network {
-  /**
-   * Required; The range of internal addresses that are legal on this network.
-   * This range is a CIDR specification, for example: 192.168.0.0/16. Provided
-   * by the client when the network is created.
-   */
-  core.String IPv4Range;
-
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
-
-  /**
-   * An optional textual description of the resource; provided by the client
-   * when the resource is created.
-   */
-  core.String description;
-
-  /**
-   * An optional address that is used for default routing to other networks.
-   * This must be within the range specified by IPv4Range, and is typically the
-   * first usable address in that range. If not specified, the default value is
-   * the first usable address in IPv4Range.
-   */
-  core.String gatewayIPv4;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
+  /** [Output Only] Name of the resource. */
   core.String name;
 
-  /** Server defined URL for the resource (output only). */
+  /** [Output Only] Quotas assigned to this region. */
+  core.List<Quota> quotas;
+
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
-
-  Network();
-
-  Network.fromJson(core.Map _json) {
-    if (_json.containsKey("IPv4Range")) {
-      IPv4Range = _json["IPv4Range"];
-    }
+  /**
+   * [Output Only] Status of the region, either UP or DOWN.
+   * Possible string values are:
+   * - "DOWN"
+   * - "UP"
+   */
+  core.String status;
+
+  /**
+   * [Output Only] A list of zones available in this region, in the form of
+   * resource URLs.
+   */
+  core.List<core.String> zones;
+
+
+  Region();
+
+  Region.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
+    if (_json.containsKey("deprecated")) {
+      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
+    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("gatewayIPv4")) {
-      gatewayIPv4 = _json["gatewayIPv4"];
-    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
+    if (_json.containsKey("quotas")) {
+      quotas = _json["quotas"].map((value) => new Quota.fromJson(value)).toList();
+    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("zones")) {
+      zones = _json["zones"];
+    }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (IPv4Range != null) {
-      _json["IPv4Range"] = IPv4Range;
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
+    if (deprecated != null) {
+      _json["deprecated"] = (deprecated).toJson();
+    }
     if (description != null) {
       _json["description"] = description;
     }
-    if (gatewayIPv4 != null) {
-      _json["gatewayIPv4"] = gatewayIPv4;
-    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
+    if (quotas != null) {
+      _json["quotas"] = quotas.map((value) => (value).toJson()).toList();
+    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (zones != null) {
+      _json["zones"] = zones;
+    }
     return _json;
   }
 }
 
 
-/** A network interface resource attached to an instance. */
-class NetworkInterface {
+/** Contains a list of region resources. */
+class RegionList {
   /**
-   * Array of configurations for this interface. This specifies how this
-   * interface is configured to interact with other network services, such as
-   * connecting to the internet. Currently, ONE_TO_ONE_NAT is the only access
-   * config supported. If there are no accessConfigs specified, then this
-   * instance will have no external internet access.
-   */
-  core.List<AccessConfig> accessConfigs;
-
-  /**
-   * Name of the network interface, determined by the server; for network
-   * devices, these are e.g. eth0, eth1, etc. (output only).
-   */
-  core.String name;
-
-  /** URL of the network resource attached to this interface. */
-  core.String network;
-
-  /**
-   * An optional IPV4 internal network address assigned to the instance for this
-   * network interface (output only).
-   */
-  core.String networkIP;
-
-
-  NetworkInterface();
-
-  NetworkInterface.fromJson(core.Map _json) {
-    if (_json.containsKey("accessConfigs")) {
-      accessConfigs = _json["accessConfigs"].map((value) => new AccessConfig.fromJson(value)).toList();
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("network")) {
-      network = _json["network"];
-    }
-    if (_json.containsKey("networkIP")) {
-      networkIP = _json["networkIP"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (accessConfigs != null) {
-      _json["accessConfigs"] = accessConfigs.map((value) => (value).toJson()).toList();
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (network != null) {
-      _json["network"] = network;
-    }
-    if (networkIP != null) {
-      _json["networkIP"] = networkIP;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of network resources. */
-class NetworkList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of Network resources. */
-  core.List<Network> items;
+  /** [Output Only] A list of Region resources. */
+  core.List<Region> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#regionList for lists of
+   * regions.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  NetworkList();
+  RegionList();
 
-  NetworkList.fromJson(core.Map _json) {
+  RegionList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Network.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Region.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class OperationErrorErrors {
-  /** [Output Only] The error type identifier for this error. */
-  core.String code;
-
+class ResourceGroupReference {
   /**
-   * [Output Only] Indicates the field in the request which caused the error.
-   * This property is optional.
+   * A URI referencing one of the resource views listed in the backend service.
    */
-  core.String location;
-
-  /** [Output Only] An optional, human-readable error message. */
-  core.String message;
+  core.String group;
 
 
-  OperationErrorErrors();
+  ResourceGroupReference();
 
-  OperationErrorErrors.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("location")) {
-      location = _json["location"];
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
+  ResourceGroupReference.fromJson(core.Map _json) {
+    if (_json.containsKey("group")) {
+      group = _json["group"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (location != null) {
-      _json["location"] = location;
-    }
-    if (message != null) {
-      _json["message"] = message;
+    if (group != null) {
+      _json["group"] = group;
     }
     return _json;
   }
 }
 
 
-/**
- * [Output Only] If errors occurred during processing of this operation, this
- * field will be populated.
- */
-class OperationError {
-  /**
-   * [Output Only] The array of errors encountered while processing this
-   * operation.
-   */
-  core.List<OperationErrorErrors> errors;
-
-
-  OperationError();
-
-  OperationError.fromJson(core.Map _json) {
-    if (_json.containsKey("errors")) {
-      errors = _json["errors"].map((value) => new OperationErrorErrors.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (errors != null) {
-      _json["errors"] = errors.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class OperationWarningsData {
-  /** A key for the warning data. */
+class RouteWarningsData {
+  /** [Output Only] A key for the warning data. */
   core.String key;
 
-  /** A warning data value corresponding to the key. */
+  /** [Output Only] A warning data value corresponding to the key. */
   core.String value;
 
 
-  OperationWarningsData();
+  RouteWarningsData();
 
-  OperationWarningsData.fromJson(core.Map _json) {
+  RouteWarningsData.fromJson(core.Map _json) {
     if (_json.containsKey("key")) {
       key = _json["key"];
     }
     if (_json.containsKey("value")) {
       value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (key != null) {
       _json["key"] = key;
     }
     if (value != null) {
       _json["value"] = value;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class OperationWarnings {
+class RouteWarnings {
   /**
-   * The warning type identifier for this warning.
+   * [Output Only] The warning type identifier for this warning.
    * Possible string values are:
    * - "DEPRECATED_RESOURCE_USED"
    * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
    * - "INJECTED_KERNELS_DEPRECATED"
    * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
    * - "NEXT_HOP_CANNOT_IP_FORWARD"
    * - "NEXT_HOP_INSTANCE_NOT_FOUND"
    * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
    * - "NEXT_HOP_NOT_RUNNING"
    * - "NO_RESULTS_ON_PAGE"
    * - "REQUIRED_TOS_AGREEMENT"
    * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
    * - "UNREACHABLE"
    */
   core.String code;
 
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<OperationWarningsData> data;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<RouteWarningsData> data;
 
-  /** Optional human-readable details for this warning. */
+  /** [Output Only] Optional human-readable details for this warning. */
   core.String message;
 
 
-  OperationWarnings();
+  RouteWarnings();
 
-  OperationWarnings.fromJson(core.Map _json) {
+  RouteWarnings.fromJson(core.Map _json) {
     if (_json.containsKey("code")) {
       code = _json["code"];
     }
     if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new OperationWarningsData.fromJson(value)).toList();
+      data = _json["data"].map((value) => new RouteWarningsData.fromJson(value)).toList();
     }
     if (_json.containsKey("message")) {
       message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (code != null) {
       _json["code"] = code;
     }
     if (data != null) {
       _json["data"] = data.map((value) => (value).toJson()).toList();
     }
     if (message != null) {
       _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** An operation resource, used to manage asynchronous API requests. */
-class Operation {
-  /** Not documented yet. */
-  core.String clientOperationId;
-
-  /** [Output Only] Creation timestamp in RFC3339 text format (output only). */
+/**
+ * The route resource. A Route is a rule that specifies how certain packets
+ * should be handled by the virtual network. Routes are associated with VMs by
+ * tag and the set of Routes for a particular VM is called its routing table.
+ * For each packet leaving a VM, the system searches that VM's routing table for
+ * a single best matching Route. Routes match packets by destination IP address,
+ * preferring smaller or more specific ranges over larger ones. If there is a
+ * tie, the system selects the Route with the smallest priority value. If there
+ * is still a tie, it uses the layer three and four packet headers to select
+ * just one of the remaining matching Routes. The packet is then forwarded as
+ * specified by the next_hop field of the winning Route -- either to another VM
+ * destination, a VM gateway or a GCE operated gateway. Packets that do not
+ * match any Route in the sending VM's routing table will be dropped.
+ */
+class Route {
+  /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
-  /** Not documented yet. */
-  core.String endTime;
-
-  /**
-   * [Output Only] If errors occurred during processing of this operation, this
-   * field will be populated.
-   */
-  OperationError error;
-
-  /** Not documented yet. */
-  core.String httpErrorMessage;
-
-  /** Not documented yet. */
-  core.int httpErrorStatusCode;
-
-  /**
-   * [Output Only] Unique identifier for the resource; defined by the server.
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
+  core.String description;
+
+  /** Which packets does this route apply to? */
+  core.String destRange;
+
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /**
-   * [Output Only] The time that this operation was requested. This is in RFC
-   * 3339 format.
-   */
-  core.String insertTime;
-
-  /**
-   * [Output Only] Type of the resource. Always kind#operation for Operation
-   * resources.
-   */
+  /** Type of the resource. */
   core.String kind;
 
-  /** [Output Only] Name of the resource (output only). */
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   */
   core.String name;
 
-  /** Not documented yet. */
-  core.String operationType;
-
-  /** Not documented yet. */
-  core.int progress;
-
-  /**
-   * [Output Only] URL of the region where the operation resides (output only).
-   */
-  core.String region;
-
-  /** [Output Only] Server defined URL for the resource. */
+  /**
+   * URL of the network to which this route is applied; provided by the client
+   * when the route is created.
+   */
+  core.String network;
+
+  /** The URL to a gateway that should handle matching packets. */
+  core.String nextHopGateway;
+
+  /** The URL to an instance that should handle matching packets. */
+  core.String nextHopInstance;
+
+  /**
+   * The network IP address of an instance that should handle matching packets.
+   */
+  core.String nextHopIp;
+
+  /** The URL of the local network if it should handle matching packets. */
+  core.String nextHopNetwork;
+
+  /** The URL to a VpnTunnel that should handle matching packets. */
+  core.String nextHopVpnTunnel;
+
+  /**
+   * Breaks ties between Routes of equal specificity. Routes with smaller values
+   * win when tied with routes with larger values.
+   */
+  core.int priority;
+
+  /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
-  /**
-   * [Output Only] The time that this operation was started by the server. This
-   * is in RFC 3339 format.
-   */
-  core.String startTime;
-
-  /**
-   * [Output Only] Status of the operation. Can be one of the following:
-   * "PENDING", "RUNNING", or "DONE".
-   * Possible string values are:
-   * - "DONE"
-   * - "PENDING"
-   * - "RUNNING"
-   */
-  core.String status;
-
-  /**
-   * [Output Only] An optional textual description of the current status of the
-   * operation.
-   */
-  core.String statusMessage;
-
-  /**
-   * [Output Only] Unique target id which identifies a particular incarnation of
-   * the target.
-   */
-  core.String targetId;
-
-  /**
-   * [Output Only] URL of the resource the operation is mutating (output only).
-   */
-  core.String targetLink;
-
-  /** Not documented yet. */
-  core.String user;
-
-  /** Not documented yet. */
-  core.List<OperationWarnings> warnings;
-
-  /**
-   * [Output Only] URL of the zone where the operation resides (output only).
-   */
-  core.String zone;
-
-
-  Operation();
-
-  Operation.fromJson(core.Map _json) {
-    if (_json.containsKey("clientOperationId")) {
-      clientOperationId = _json["clientOperationId"];
-    }
+  /** A list of instance tags to which this route applies. */
+  core.List<core.String> tags;
+
+  /**
+   * If potential misconfigurations are detected for this route, this field will
+   * be populated with warning messages.
+   */
+  core.List<RouteWarnings> warnings;
+
+
+  Route();
+
+  Route.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
-    if (_json.containsKey("endTime")) {
-      endTime = _json["endTime"];
-    }
-    if (_json.containsKey("error")) {
-      error = new OperationError.fromJson(_json["error"]);
-    }
-    if (_json.containsKey("httpErrorMessage")) {
-      httpErrorMessage = _json["httpErrorMessage"];
-    }
-    if (_json.containsKey("httpErrorStatusCode")) {
-      httpErrorStatusCode = _json["httpErrorStatusCode"];
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("destRange")) {
+      destRange = _json["destRange"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
-    if (_json.containsKey("insertTime")) {
-      insertTime = _json["insertTime"];
-    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("operationType")) {
-      operationType = _json["operationType"];
-    }
-    if (_json.containsKey("progress")) {
-      progress = _json["progress"];
-    }
-    if (_json.containsKey("region")) {
-      region = _json["region"];
+    if (_json.containsKey("network")) {
+      network = _json["network"];
+    }
+    if (_json.containsKey("nextHopGateway")) {
+      nextHopGateway = _json["nextHopGateway"];
+    }
+    if (_json.containsKey("nextHopInstance")) {
+      nextHopInstance = _json["nextHopInstance"];
+    }
+    if (_json.containsKey("nextHopIp")) {
+      nextHopIp = _json["nextHopIp"];
+    }
+    if (_json.containsKey("nextHopNetwork")) {
+      nextHopNetwork = _json["nextHopNetwork"];
+    }
+    if (_json.containsKey("nextHopVpnTunnel")) {
+      nextHopVpnTunnel = _json["nextHopVpnTunnel"];
+    }
+    if (_json.containsKey("priority")) {
+      priority = _json["priority"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("startTime")) {
-      startTime = _json["startTime"];
-    }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
-    }
-    if (_json.containsKey("statusMessage")) {
-      statusMessage = _json["statusMessage"];
-    }
-    if (_json.containsKey("targetId")) {
-      targetId = _json["targetId"];
-    }
-    if (_json.containsKey("targetLink")) {
-      targetLink = _json["targetLink"];
-    }
-    if (_json.containsKey("user")) {
-      user = _json["user"];
+    if (_json.containsKey("tags")) {
+      tags = _json["tags"];
     }
     if (_json.containsKey("warnings")) {
-      warnings = _json["warnings"].map((value) => new OperationWarnings.fromJson(value)).toList();
-    }
-    if (_json.containsKey("zone")) {
-      zone = _json["zone"];
+      warnings = _json["warnings"].map((value) => new RouteWarnings.fromJson(value)).toList();
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (clientOperationId != null) {
-      _json["clientOperationId"] = clientOperationId;
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
-    if (endTime != null) {
-      _json["endTime"] = endTime;
-    }
-    if (error != null) {
-      _json["error"] = (error).toJson();
-    }
-    if (httpErrorMessage != null) {
-      _json["httpErrorMessage"] = httpErrorMessage;
-    }
-    if (httpErrorStatusCode != null) {
-      _json["httpErrorStatusCode"] = httpErrorStatusCode;
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (destRange != null) {
+      _json["destRange"] = destRange;
     }
     if (id != null) {
       _json["id"] = id;
     }
-    if (insertTime != null) {
-      _json["insertTime"] = insertTime;
-    }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (operationType != null) {
-      _json["operationType"] = operationType;
-    }
-    if (progress != null) {
-      _json["progress"] = progress;
-    }
-    if (region != null) {
-      _json["region"] = region;
+    if (network != null) {
+      _json["network"] = network;
+    }
+    if (nextHopGateway != null) {
+      _json["nextHopGateway"] = nextHopGateway;
+    }
+    if (nextHopInstance != null) {
+      _json["nextHopInstance"] = nextHopInstance;
+    }
+    if (nextHopIp != null) {
+      _json["nextHopIp"] = nextHopIp;
+    }
+    if (nextHopNetwork != null) {
+      _json["nextHopNetwork"] = nextHopNetwork;
+    }
+    if (nextHopVpnTunnel != null) {
+      _json["nextHopVpnTunnel"] = nextHopVpnTunnel;
+    }
+    if (priority != null) {
+      _json["priority"] = priority;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (startTime != null) {
-      _json["startTime"] = startTime;
-    }
-    if (status != null) {
-      _json["status"] = status;
-    }
-    if (statusMessage != null) {
-      _json["statusMessage"] = statusMessage;
-    }
-    if (targetId != null) {
-      _json["targetId"] = targetId;
-    }
-    if (targetLink != null) {
-      _json["targetLink"] = targetLink;
-    }
-    if (user != null) {
-      _json["user"] = user;
+    if (tags != null) {
+      _json["tags"] = tags;
     }
     if (warnings != null) {
       _json["warnings"] = warnings.map((value) => (value).toJson()).toList();
     }
-    if (zone != null) {
-      _json["zone"] = zone;
-    }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class OperationAggregatedList {
-  /**
-   * [Output Only] Unique identifier for the resource; defined by the server.
+/** Contains a list of route resources. */
+class RouteList {
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** [Output Only] A map of scoped operation lists. */
-  core.Map<core.String, OperationsScopedList> items;
+  /** A list of Route resources. */
+  core.List<Route> items;
 
   /** Type of resource. */
   core.String kind;
 
-  /** [Output Only] A token used to continue a truncated list request. */
+  /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
-  /** [Output Only] Server defined URL for this resource. */
+  /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  OperationAggregatedList();
-
-  OperationAggregatedList.fromJson(core.Map _json) {
+  RouteList();
+
+  RouteList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new OperationsScopedList.fromJson(item));
+      items = _json["items"].map((value) => new Route.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
-    }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of operation resources. */
-class OperationList {
-  /**
-   * [Output Only] Unique identifier for the resource; defined by the server.
-   */
-  core.String id;
-
-  /** [Output Only] The operation resources. */
-  core.List<Operation> items;
-
-  /** Type of resource. Always compute#operations for Operations resource. */
-  core.String kind;
-
-  /** [Output Only] A token used to continue a truncate. */
-  core.String nextPageToken;
-
-  /** [Output Only] Server defined URL for this resource. */
-  core.String selfLink;
-
-
-  OperationList();
-
-  OperationList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Operation.fromJson(value)).toList();
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
@@ skipping 11 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class OperationsScopedListWarningData {
-  /** A key for the warning data. */
-  core.String key;
+/** Sets the scheduling options for an Instance. */
+class Scheduling {
+  /**
+   * Specifies whether the instance should be automatically restarted if it is
+   * terminated by Compute Engine (not terminated by a user).
+   */
+  core.bool automaticRestart;
 
-  /** A warning data value corresponding to the key. */
-  core.String value;
+  /**
+   * Defines the maintenance behavior for this instance. The default behavior is
+   * MIGRATE. For more information, see Setting maintenance behavior.
+   * Possible string values are:
+   * - "MIGRATE"
+   * - "TERMINATE"
+   */
+  core.String onHostMaintenance;
 
 
-  OperationsScopedListWarningData();
+  Scheduling();
 
-  OperationsScopedListWarningData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
+  Scheduling.fromJson(core.Map _json) {
+    if (_json.containsKey("automaticRestart")) {
+      automaticRestart = _json["automaticRestart"];
     }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
+    if (_json.containsKey("onHostMaintenance")) {
+      onHostMaintenance = _json["onHostMaintenance"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
+    if (automaticRestart != null) {
+      _json["automaticRestart"] = automaticRestart;
     }
-    if (value != null) {
-      _json["value"] = value;
+    if (onHostMaintenance != null) {
+      _json["onHostMaintenance"] = onHostMaintenance;
     }
     return _json;
   }
 }
 
 
-/**
- * [Output Only] Informational warning which replaces the list of operations
- * when the list is empty.
- */
-class OperationsScopedListWarning {
+/** An instance's serial console output. */
+class SerialPortOutput {
+  /** [Output Only] The contents of the console output. */
+  core.String contents;
+
   /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
+   * [Output Only] Type of the resource. Always compute#serialPortOutput for
+   * serial port output.
    */
-  core.String code;
+  core.String kind;
 
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<OperationsScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
+  /** [Output Only] Server defined URL for the resource. */
+  core.String selfLink;
 
 
-  OperationsScopedListWarning();
+  SerialPortOutput();
 
-  OperationsScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
+  SerialPortOutput.fromJson(core.Map _json) {
+    if (_json.containsKey("contents")) {
+      contents = _json["contents"];
     }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new OperationsScopedListWarningData.fromJson(value)).toList();
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
     }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
+    if (contents != null) {
+      _json["contents"] = contents;
     }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
+    if (kind != null) {
+      _json["kind"] = kind;
     }
-    if (message != null) {
-      _json["message"] = message;
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class OperationsScopedList {
-  /** [Output Only] List of operations contained in this scope. */
-  core.List<Operation> operations;
+/** A service account. */
+class ServiceAccount {
+  /** Email address of the service account. */
+  core.String email;
 
-  /**
-   * [Output Only] Informational warning which replaces the list of operations
-   * when the list is empty.
-   */
-  OperationsScopedListWarning warning;
+  /** The list of scopes to be made available for this service account. */
+  core.List<core.String> scopes;
 
 
-  OperationsScopedList();
+  ServiceAccount();
 
-  OperationsScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("operations")) {
-      operations = _json["operations"].map((value) => new Operation.fromJson(value)).toList();
+  ServiceAccount.fromJson(core.Map _json) {
+    if (_json.containsKey("email")) {
+      email = _json["email"];
     }
-    if (_json.containsKey("warning")) {
-      warning = new OperationsScopedListWarning.fromJson(_json["warning"]);
+    if (_json.containsKey("scopes")) {
+      scopes = _json["scopes"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (operations != null) {
-      _json["operations"] = operations.map((value) => (value).toJson()).toList();
+    if (email != null) {
+      _json["email"] = email;
     }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
+    if (scopes != null) {
+      _json["scopes"] = scopes;
     }
     return _json;
   }
 }
 
 
-/**
- * A matcher for the path portion of the URL. The BackendService from the
- * longest-matched rule will serve the URL. If no rule was matched, the
- * default_service will be used.
- */
-class PathMatcher {
-  /**
-   * The URL to the BackendService resource. This will be used if none of the
-   * 'pathRules' defined by this PathMatcher is met by the URL's path portion.
-   */
-  core.String defaultService;
-
-  /** Not documented yet. */
-  core.String description;
-
-  /** The name to which this PathMatcher is referred by the HostRule. */
-  core.String name;
-
-  /** The list of path rules. */
-  core.List<PathRule> pathRules;
-
-
-  PathMatcher();
-
-  PathMatcher.fromJson(core.Map _json) {
-    if (_json.containsKey("defaultService")) {
-      defaultService = _json["defaultService"];
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("pathRules")) {
-      pathRules = _json["pathRules"].map((value) => new PathRule.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (defaultService != null) {
-      _json["defaultService"] = defaultService;
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (pathRules != null) {
-      _json["pathRules"] = pathRules.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/**
- * A path-matching rule for a URL. If matched, will use the specified
- * BackendService to handle the traffic arriving at this URL.
- */
-class PathRule {
-  /**
-   * The list of path patterns to match. Each must start with / and the only
-   * place a * is allowed is at the end following a /. The string fed to the
-   * path matcher does not include any text after the first ? or #, and those
-   * chars are not allowed here.
-   */
-  core.List<core.String> paths;
-
-  /** The URL of the BackendService resource if this rule is matched. */
-  core.String service;
-
-
-  PathRule();
-
-  PathRule.fromJson(core.Map _json) {
-    if (_json.containsKey("paths")) {
-      paths = _json["paths"];
-    }
-    if (_json.containsKey("service")) {
-      service = _json["service"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (paths != null) {
-      _json["paths"] = paths;
-    }
-    if (service != null) {
-      _json["service"] = service;
-    }
-    return _json;
-  }
-}
-
-
-/**
- * A project resource. Projects can be created only in the APIs Console. Unless
- * marked otherwise, values can only be modified in the console.
- */
-class Project {
-  /**
-   * Metadata key/value pairs available to all instances contained in this
-   * project.
-   */
-  Metadata commonInstanceMetadata;
-
+/** A persistent disk snapshot resource. */
+class Snapshot {
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
-  /** An optional textual description of the resource. */
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
   core.String description;
 
+  /** Size of the persistent disk snapshot, specified in GB (output only). */
+  core.String diskSizeGb;
+
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
-  core.String id;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /** Name of the resource. */
-  core.String name;
-
-  /** Quotas assigned to this project. */
-  core.List<Quota> quotas;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-  /**
-   * The location in Cloud Storage and naming method of the daily usage report.
-   */
-  UsageExportLocation usageExportLocation;
-
-
-  Project();
-
-  Project.fromJson(core.Map _json) {
-    if (_json.containsKey("commonInstanceMetadata")) {
-      commonInstanceMetadata = new Metadata.fromJson(_json["commonInstanceMetadata"]);
-    }
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("quotas")) {
-      quotas = _json["quotas"].map((value) => new Quota.fromJson(value)).toList();
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-    if (_json.containsKey("usageExportLocation")) {
-      usageExportLocation = new UsageExportLocation.fromJson(_json["usageExportLocation"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (commonInstanceMetadata != null) {
-      _json["commonInstanceMetadata"] = (commonInstanceMetadata).toJson();
-    }
-    if (creationTimestamp != null) {
-      _json["creationTimestamp"] = creationTimestamp;
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (quotas != null) {
-      _json["quotas"] = quotas.map((value) => (value).toJson()).toList();
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    if (usageExportLocation != null) {
-      _json["usageExportLocation"] = (usageExportLocation).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** A quotas entry. */
-class Quota {
-  /** Quota limit for this metric. */
-  core.double limit;
-
-  /**
-   * Name of the quota metric.
-   * Possible string values are:
-   * - "BACKEND_SERVICES"
-   * - "CPUS"
-   * - "DISKS"
-   * - "DISKS_TOTAL_GB"
-   * - "EPHEMERAL_ADDRESSES"
-   * - "FIREWALLS"
-   * - "FORWARDING_RULES"
-   * - "HEALTH_CHECKS"
-   * - "IMAGES"
-   * - "IMAGES_TOTAL_GB"
-   * - "INSTANCES"
-   * - "IN_USE_ADDRESSES"
-   * - "KERNELS"
-   * - "KERNELS_TOTAL_GB"
-   * - "LOCAL_SSD_TOTAL_GB"
-   * - "NETWORKS"
-   * - "OPERATIONS"
-   * - "ROUTES"
-   * - "SNAPSHOTS"
-   * - "SSD_TOTAL_GB"
-   * - "STATIC_ADDRESSES"
-   * - "TARGET_HTTP_PROXIES"
-   * - "TARGET_INSTANCES"
-   * - "TARGET_POOLS"
-   * - "URL_MAPS"
-   */
-  core.String metric;
-
-  /** Current usage of this metric. */
-  core.double usage;
-
-
-  Quota();
-
-  Quota.fromJson(core.Map _json) {
-    if (_json.containsKey("limit")) {
-      limit = _json["limit"];
-    }
-    if (_json.containsKey("metric")) {
-      metric = _json["metric"];
-    }
-    if (_json.containsKey("usage")) {
-      usage = _json["usage"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (limit != null) {
-      _json["limit"] = limit;
-    }
-    if (metric != null) {
-      _json["metric"] = metric;
-    }
-    if (usage != null) {
-      _json["usage"] = usage;
-    }
-    return _json;
-  }
-}
-
-
-/** Region resource. */
-class Region {
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
-
-  /** The deprecation status associated with this region. */
-  DeprecationStatus deprecated;
-
-  /** Textual description of the resource. */
-  core.String description;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
   core.String id;
 
   /** Type of the resource. */
   core.String kind;
 
-  /** Name of the resource. */
+  /** Public visible licenses. */
+  core.List<core.String> licenses;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   */
   core.String name;
 
-  /** Quotas assigned to this region. */
-  core.List<Quota> quotas;
-
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
+  /** The source disk used to create this snapshot. */
+  core.String sourceDisk;
+
   /**
-   * Status of the region, "UP" or "DOWN".
+   * The 'id' value of the disk used to create this snapshot. This value may be
+   * used to determine whether the snapshot was taken from the current or a
+   * previous instance of a given disk name.
+   */
+  core.String sourceDiskId;
+
+  /**
+   * The status of the persistent disk snapshot (output only).
    * Possible string values are:
-   * - "DOWN"
-   * - "UP"
+   * - "CREATING"
+   * - "DELETING"
+   * - "FAILED"
+   * - "READY"
+   * - "UPLOADING"
    */
   core.String status;
 
-  /** A list of zones homed in this region, in the form of resource URLs. */
-  core.List<core.String> zones;
+  /**
+   * A size of the the storage used by the snapshot. As snapshots share storage
+   * this number is expected to change with snapshot creation/deletion.
+   */
+  core.String storageBytes;
+
+  /**
+   * An indicator whether storageBytes is in a stable state, or it is being
+   * adjusted as a result of shared storage reallocation.
+   * Possible string values are:
+   * - "UPDATING"
+   * - "UP_TO_DATE"
+   */
+  core.String storageBytesStatus;
 
 
-  Region();
+  Snapshot();
 
-  Region.fromJson(core.Map _json) {
+  Snapshot.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
-    if (_json.containsKey("deprecated")) {
-      deprecated = new DeprecationStatus.fromJson(_json["deprecated"]);
-    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
+    if (_json.containsKey("diskSizeGb")) {
+      diskSizeGb = _json["diskSizeGb"];
+    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
+    if (_json.containsKey("licenses")) {
+      licenses = _json["licenses"];
+    }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("quotas")) {
-      quotas = _json["quotas"].map((value) => new Quota.fromJson(value)).toList();
-    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
+    if (_json.containsKey("sourceDisk")) {
+      sourceDisk = _json["sourceDisk"];
+    }
+    if (_json.containsKey("sourceDiskId")) {
+      sourceDiskId = _json["sourceDiskId"];
+    }
     if (_json.containsKey("status")) {
       status = _json["status"];
     }
-    if (_json.containsKey("zones")) {
-      zones = _json["zones"];
+    if (_json.containsKey("storageBytes")) {
+      storageBytes = _json["storageBytes"];
+    }
+    if (_json.containsKey("storageBytesStatus")) {
+      storageBytesStatus = _json["storageBytesStatus"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
-    if (deprecated != null) {
-      _json["deprecated"] = (deprecated).toJson();
-    }
     if (description != null) {
       _json["description"] = description;
     }
+    if (diskSizeGb != null) {
+      _json["diskSizeGb"] = diskSizeGb;
+    }
     if (id != null) {
       _json["id"] = id;
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
+    if (licenses != null) {
+      _json["licenses"] = licenses;
+    }
     if (name != null) {
       _json["name"] = name;
     }
-    if (quotas != null) {
-      _json["quotas"] = quotas.map((value) => (value).toJson()).toList();
-    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
+    if (sourceDisk != null) {
+      _json["sourceDisk"] = sourceDisk;
+    }
+    if (sourceDiskId != null) {
+      _json["sourceDiskId"] = sourceDiskId;
+    }
     if (status != null) {
       _json["status"] = status;
     }
-    if (zones != null) {
-      _json["zones"] = zones;
+    if (storageBytes != null) {
+      _json["storageBytes"] = storageBytes;
+    }
+    if (storageBytesStatus != null) {
+      _json["storageBytesStatus"] = storageBytesStatus;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of region resources. */
-class RegionList {
+/** Contains a list of persistent disk snapshot resources. */
+class SnapshotList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of Region resources. */
-  core.List<Region> items;
+  /** A list of Snapshot resources. */
+  core.List<Snapshot> items;
 
   /** Type of resource. */
   core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  RegionList();
+  SnapshotList();
 
-  RegionList.fromJson(core.Map _json) {
+  SnapshotList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Region.fromJson(value)).toList();
+      items = _json["items"].map((value) => new Snapshot.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class ResourceGroupReference {
-  /**
-   * A URI referencing one of the resource views listed in the backend service.
-   */
-  core.String group;
-
-
-  ResourceGroupReference();
-
-  ResourceGroupReference.fromJson(core.Map _json) {
-    if (_json.containsKey("group")) {
-      group = _json["group"];
+/** A set of instance tags. */
+class Tags {
+  /**
+   * Specifies a fingerprint for this request, which is essentially a hash of
+   * the metadata's contents and used for optimistic locking. The fingerprint is
+   * initially generated by Compute Engine and changes after every request to
+   * modify or update metadata. You must always provide an up-to-date
+   * fingerprint hash in order to update or change metadata.
+   *
+   * To see the latest fingerprint, make get() request to the instance.
+   */
+  core.String fingerprint;
+
+  core.List<core.int> get fingerprintAsBytes {
+    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
+  }
+
+  void set fingerprintAsBytes(core.List<core.int> _bytes) {
+    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
+  }
+
+  /**
+   * An array of tags. Each tag must be 1-63 characters long, and comply with
+   * RFC1035.
+   */
+  core.List<core.String> items;
+
+
+  Tags();
+
+  Tags.fromJson(core.Map _json) {
+    if (_json.containsKey("fingerprint")) {
+      fingerprint = _json["fingerprint"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (group != null) {
-      _json["group"] = group;
+    if (fingerprint != null) {
+      _json["fingerprint"] = fingerprint;
+    }
+    if (items != null) {
+      _json["items"] = items;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class RouteWarningsData {
-  /** A key for the warning data. */
-  core.String key;
-
-  /** A warning data value corresponding to the key. */
-  core.String value;
-
-
-  RouteWarningsData();
-
-  RouteWarningsData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
+/** A TargetHttpProxy resource. This resource defines an HTTP proxy. */
+class TargetHttpProxy {
+  /** Creation timestamp in RFC3339 text format (output only). */
+  core.String creationTimestamp;
+
+  /**
+   * An optional textual description of the resource; provided by the client
+   * when the resource is created.
+   */
+  core.String description;
+
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
+   */
+  core.String id;
+
+  /** Type of the resource. */
+  core.String kind;
+
+  /**
+   * Name of the resource; provided by the client when the resource is created.
+   * The name must be 1-63 characters long, and comply with RFC1035.
+   */
+  core.String name;
+
+  /** Server defined URL for the resource (output only). */
+  core.String selfLink;
+
+  /**
+   * URL to the UrlMap resource that defines the mapping from URL to the
+   * BackendService.
+   */
+  core.String urlMap;
+
+
+  TargetHttpProxy();
+
+  TargetHttpProxy.fromJson(core.Map _json) {
+    if (_json.containsKey("creationTimestamp")) {
+      creationTimestamp = _json["creationTimestamp"];
+    }
+    if (_json.containsKey("description")) {
+      description = _json["description"];
+    }
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("name")) {
+      name = _json["name"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+    if (_json.containsKey("urlMap")) {
+      urlMap = _json["urlMap"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
+    if (creationTimestamp != null) {
+      _json["creationTimestamp"] = creationTimestamp;
+    }
+    if (description != null) {
+      _json["description"] = description;
+    }
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (name != null) {
+      _json["name"] = name;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    if (urlMap != null) {
+      _json["urlMap"] = urlMap;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class RouteWarnings {
-  /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<RouteWarningsData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  RouteWarnings();
-
-  RouteWarnings.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new RouteWarningsData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
+/** Contains a list of TargetHttpProxy resources. */
+class TargetHttpProxyList {
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
+   */
+  core.String id;
+
+  /** A list of TargetHttpProxy resources. */
+  core.List<TargetHttpProxy> items;
+
+  /** Type of resource. */
+  core.String kind;
+
+  /** A token used to continue a truncated list request (output only). */
+  core.String nextPageToken;
+
+  /** Server defined URL for this resource (output only). */
+  core.String selfLink;
+
+
+  TargetHttpProxyList();
+
+  TargetHttpProxyList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new TargetHttpProxy.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
 /**
- * The route resource. A Route is a rule that specifies how certain packets
- * should be handled by the virtual network. Routes are associated with VMs by
- * tag and the set of Routes for a particular VM is called its routing table.
- * For each packet leaving a VM, the system searches that VM's routing table for
- * a single best matching Route. Routes match packets by destination IP address,
- * preferring smaller or more specific ranges over larger ones. If there is a
- * tie, the system selects the Route with the smallest priority value. If there
- * is still a tie, it uses the layer three and four packet headers to select
- * just one of the remaining matching Routes. The packet is then forwarded as
- * specified by the next_hop field of the winning Route -- either to another VM
- * destination, a VM gateway or a GCE operated gateway. Packets that do not
- * match any Route in the sending VM's routing table will be dropped.
+ * A TargetInstance resource. This resource defines an endpoint VM that
+ * terminates traffic of certain protocols.
  */
-class Route {
+class TargetInstance {
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
-  /** Which packets does this route apply to? */
-  core.String destRange;
-
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
+  /** The URL to the instance that terminates the relevant traffic. */
+  core.String instance;
+
   /** Type of the resource. */
   core.String kind;
 
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
    */
   core.String name;
 
   /**
-   * URL of the network to which this route is applied; provided by the client
-   * when the route is created.
+   * NAT option controlling how IPs are NAT'ed to the VM. Currently only NO_NAT
+   * (default value) is supported.
+   * Possible string values are:
+   * - "NO_NAT"
    */
-  core.String network;
-
-  /** The URL to a gateway that should handle matching packets. */
-  core.String nextHopGateway;
-
-  /** The URL to an instance that should handle matching packets. */
-  core.String nextHopInstance;
-
-  /**
-   * The network IP address of an instance that should handle matching packets.
-   */
-  core.String nextHopIp;
-
-  /** The URL of the local network if it should handle matching packets. */
-  core.String nextHopNetwork;
-
-  /**
-   * Breaks ties between Routes of equal specificity. Routes with smaller values
-   * win when tied with routes with larger values.
-   */
-  core.int priority;
+  core.String natPolicy;
 
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
-  /** A list of instance tags to which this route applies. */
-  core.List<core.String> tags;
-
-  /**
-   * If potential misconfigurations are detected for this route, this field will
-   * be populated with warning messages.
-   */
-  core.List<RouteWarnings> warnings;
+  /** URL of the zone where the target instance resides (output only). */
+  core.String zone;
 
 
-  Route();
+  TargetInstance();
 
-  Route.fromJson(core.Map _json) {
+  TargetInstance.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("destRange")) {
-      destRange = _json["destRange"];
-    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
+    if (_json.containsKey("instance")) {
+      instance = _json["instance"];
+    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("network")) {
-      network = _json["network"];
-    }
-    if (_json.containsKey("nextHopGateway")) {
-      nextHopGateway = _json["nextHopGateway"];
-    }
-    if (_json.containsKey("nextHopInstance")) {
-      nextHopInstance = _json["nextHopInstance"];
-    }
-    if (_json.containsKey("nextHopIp")) {
-      nextHopIp = _json["nextHopIp"];
-    }
-    if (_json.containsKey("nextHopNetwork")) {
-      nextHopNetwork = _json["nextHopNetwork"];
-    }
-    if (_json.containsKey("priority")) {
-      priority = _json["priority"];
+    if (_json.containsKey("natPolicy")) {
+      natPolicy = _json["natPolicy"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("tags")) {
-      tags = _json["tags"];
-    }
-    if (_json.containsKey("warnings")) {
-      warnings = _json["warnings"].map((value) => new RouteWarnings.fromJson(value)).toList();
+    if (_json.containsKey("zone")) {
+      zone = _json["zone"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
-    if (destRange != null) {
-      _json["destRange"] = destRange;
-    }
     if (id != null) {
       _json["id"] = id;
     }
+    if (instance != null) {
+      _json["instance"] = instance;
+    }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (network != null) {
-      _json["network"] = network;
-    }
-    if (nextHopGateway != null) {
-      _json["nextHopGateway"] = nextHopGateway;
-    }
-    if (nextHopInstance != null) {
-      _json["nextHopInstance"] = nextHopInstance;
-    }
-    if (nextHopIp != null) {
-      _json["nextHopIp"] = nextHopIp;
-    }
-    if (nextHopNetwork != null) {
-      _json["nextHopNetwork"] = nextHopNetwork;
-    }
-    if (priority != null) {
-      _json["priority"] = priority;
+    if (natPolicy != null) {
+      _json["natPolicy"] = natPolicy;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (tags != null) {
-      _json["tags"] = tags;
-    }
-    if (warnings != null) {
-      _json["warnings"] = warnings.map((value) => (value).toJson()).toList();
+    if (zone != null) {
+      _json["zone"] = zone;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of route resources. */
-class RouteList {
+class TargetInstanceAggregatedList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of Route resources. */
-  core.List<Route> items;
+  /** A map of scoped target instance lists. */
+  core.Map<core.String, TargetInstancesScopedList> items;
 
   /** Type of resource. */
   core.String kind;
+
+  /** A token used to continue a truncated list request (output only). */
+  core.String nextPageToken;
+
+  /** Server defined URL for this resource (output only). */
+  core.String selfLink;
+
+
+  TargetInstanceAggregatedList();
+
+  TargetInstanceAggregatedList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = commons.mapMap(_json["items"], (item) => new TargetInstancesScopedList.fromJson(item));
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of TargetInstance resources. */
+class TargetInstanceList {
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
+   */
+  core.String id;
+
+  /** A list of TargetInstance resources. */
+  core.List<TargetInstance> items;
+
+  /** Type of resource. */
+  core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  RouteList();
+  TargetInstanceList();
 
-  RouteList.fromJson(core.Map _json) {
+  TargetInstanceList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Route.fromJson(value)).toList();
+      items = _json["items"].map((value) => new TargetInstance.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Scheduling options for an Instance. */
-class Scheduling {
-  /**
-   * Whether the Instance should be automatically restarted whenever it is
-   * terminated by Compute Engine (not terminated by user).
-   */
-  core.bool automaticRestart;
+class TargetInstancesScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
 
-  /**
-   * How the instance should behave when the host machine undergoes maintenance
-   * that may temporarily impact instance performance.
-   * Possible string values are:
-   * - "MIGRATE"
-   * - "TERMINATE"
-   */
-  core.String onHostMaintenance;
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
 
 
-  Scheduling();
+  TargetInstancesScopedListWarningData();
 
-  Scheduling.fromJson(core.Map _json) {
-    if (_json.containsKey("automaticRestart")) {
-      automaticRestart = _json["automaticRestart"];
+  TargetInstancesScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
     }
-    if (_json.containsKey("onHostMaintenance")) {
-      onHostMaintenance = _json["onHostMaintenance"];
+    if (_json.containsKey("value")) {
+      value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (automaticRestart != null) {
-      _json["automaticRestart"] = automaticRestart;
+    if (key != null) {
+      _json["key"] = key;
     }
-    if (onHostMaintenance != null) {
-      _json["onHostMaintenance"] = onHostMaintenance;
+    if (value != null) {
+      _json["value"] = value;
     }
     return _json;
   }
 }
 
 
-/** An instance serial console output. */
-class SerialPortOutput {
-  /** The contents of the console output. */
-  core.String contents;
+/**
+ * Informational warning which replaces the list of addresses when the list is
+ * empty.
+ */
+class TargetInstancesScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
 
-  /** Type of the resource. */
-  core.String kind;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<TargetInstancesScopedListWarningData> data;
 
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
 
 
-  SerialPortOutput();
+  TargetInstancesScopedListWarning();
 
-  SerialPortOutput.fromJson(core.Map _json) {
-    if (_json.containsKey("contents")) {
-      contents = _json["contents"];
+  TargetInstancesScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
     }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new TargetInstancesScopedListWarningData.fromJson(value)).toList();
     }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
+    if (_json.containsKey("message")) {
+      message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (contents != null) {
-      _json["contents"] = contents;
+    if (code != null) {
+      _json["code"] = code;
     }
-    if (kind != null) {
-      _json["kind"] = kind;
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
     }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
+    if (message != null) {
+      _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** A service account. */
-class ServiceAccount {
-  /** Email address of the service account. */
-  core.String email;
+class TargetInstancesScopedList {
+  /** List of target instances contained in this scope. */
+  core.List<TargetInstance> targetInstances;
 
-  /** The list of scopes to be made available for this service account. */
-  core.List<core.String> scopes;
+  /**
+   * Informational warning which replaces the list of addresses when the list is
+   * empty.
+   */
+  TargetInstancesScopedListWarning warning;
 
 
-  ServiceAccount();
+  TargetInstancesScopedList();
 
-  ServiceAccount.fromJson(core.Map _json) {
-    if (_json.containsKey("email")) {
-      email = _json["email"];
+  TargetInstancesScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("targetInstances")) {
+      targetInstances = _json["targetInstances"].map((value) => new TargetInstance.fromJson(value)).toList();
     }
-    if (_json.containsKey("scopes")) {
-      scopes = _json["scopes"];
+    if (_json.containsKey("warning")) {
+      warning = new TargetInstancesScopedListWarning.fromJson(_json["warning"]);
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (email != null) {
-      _json["email"] = email;
+    if (targetInstances != null) {
+      _json["targetInstances"] = targetInstances.map((value) => (value).toJson()).toList();
     }
-    if (scopes != null) {
-      _json["scopes"] = scopes;
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
     }
     return _json;
   }
 }
 
 
-/** A persistent disk snapshot resource. */
-class Snapshot {
+/**
+ * A TargetPool resource. This resource defines a pool of VMs, associated
+ * HttpHealthCheck resources, and the fallback TargetPool.
+ */
+class TargetPool {
+  /**
+   * This field is applicable only when the containing target pool is serving a
+   * forwarding rule as the primary pool, and its 'failoverRatio' field is
+   * properly set to a value between [0, 1].
+   *
+   * 'backupPool' and 'failoverRatio' together define the fallback behavior of
+   * the primary target pool: if the ratio of the healthy VMs in the primary
+   * pool is at or below 'failoverRatio', traffic arriving at the load-balanced
+   * IP will be directed to the backup pool.
+   *
+   * In case where 'failoverRatio' and 'backupPool' are not set, or all the VMs
+   * in the backup pool are unhealthy, the traffic will be directed back to the
+   * primary pool in the "force" mode, where traffic will be spread to the
+   * healthy VMs with the best effort, or to all VMs when no VM is healthy.
+   */
+  core.String backupPool;
+
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
-  /** Size of the persistent disk snapshot, specified in GB (output only). */
-  core.String diskSizeGb;
+  /**
+   * This field is applicable only when the containing target pool is serving a
+   * forwarding rule as the primary pool (i.e., not as a backup pool to some
+   * other target pool). The value of the field must be in [0, 1].
+   *
+   * If set, 'backupPool' must also be set. They together define the fallback
+   * behavior of the primary target pool: if the ratio of the healthy VMs in the
+   * primary pool is at or below this number, traffic arriving at the
+   * load-balanced IP will be directed to the backup pool.
+   *
+   * In case where 'failoverRatio' is not set or all the VMs in the backup pool
+   * are unhealthy, the traffic will be directed back to the primary pool in the
+   * "force" mode, where traffic will be spread to the healthy VMs with the best
+   * effort, or to all VMs when no VM is healthy.
+   */
+  core.double failoverRatio;
+
+  /**
+   * A list of URLs to the HttpHealthCheck resource. A member VM in this pool is
+   * considered healthy if and only if all specified health checks pass. An
+   * empty list means all member VMs will be considered healthy at all times.
+   */
+  core.List<core.String> healthChecks;
 
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
+  /**
+   * A list of resource URLs to the member VMs serving this pool. They must live
+   * in zones contained in the same region as this pool.
+   */
+  core.List<core.String> instances;
+
   /** Type of the resource. */
   core.String kind;
 
-  /** Public visible licenses. */
-  core.List<core.String> licenses;
-
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
    */
   core.String name;
 
+  /** URL of the region where the target pool resides (output only). */
+  core.String region;
+
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
-  /** The source disk used to create this snapshot. */
-  core.String sourceDisk;
-
-  /**
-   * The 'id' value of the disk used to create this snapshot. This value may be
-   * used to determine whether the snapshot was taken from the current or a
-   * previous instance of a given disk name.
-   */
-  core.String sourceDiskId;
-
-  /**
-   * The status of the persistent disk snapshot (output only).
+  /**
+   * Sesssion affinity option, must be one of the following values: 'NONE':
+   * Connections from the same client IP may go to any VM in the pool;
+   * 'CLIENT_IP': Connections from the same client IP will go to the same VM in
+   * the pool while that VM remains healthy. 'CLIENT_IP_PROTO': Connections from
+   * the same client IP with the same IP protocol will go to the same VM in the
+   * pool while that VM remains healthy.
    * Possible string values are:
-   * - "CREATING"
-   * - "DELETING"
-   * - "FAILED"
-   * - "READY"
-   * - "UPLOADING"
-   */
-  core.String status;
-
-  /**
-   * A size of the the storage used by the snapshot. As snapshots share storage
-   * this number is expected to change with snapshot creation/deletion.
-   */
-  core.String storageBytes;
-
-  /**
-   * An indicator whether storageBytes is in a stable state, or it is being
-   * adjusted as a result of shared storage reallocation.
-   * Possible string values are:
-   * - "UPDATING"
-   * - "UP_TO_DATE"
-   */
-  core.String storageBytesStatus;
-
-
-  Snapshot();
-
-  Snapshot.fromJson(core.Map _json) {
+   * - "CLIENT_IP"
+   * - "CLIENT_IP_PROTO"
+   * - "NONE"
+   */
+  core.String sessionAffinity;
+
+
+  TargetPool();
+
+  TargetPool.fromJson(core.Map _json) {
+    if (_json.containsKey("backupPool")) {
+      backupPool = _json["backupPool"];
+    }
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("diskSizeGb")) {
-      diskSizeGb = _json["diskSizeGb"];
+    if (_json.containsKey("failoverRatio")) {
+      failoverRatio = _json["failoverRatio"];
+    }
+    if (_json.containsKey("healthChecks")) {
+      healthChecks = _json["healthChecks"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
+    if (_json.containsKey("instances")) {
+      instances = _json["instances"];
+    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
-    if (_json.containsKey("licenses")) {
-      licenses = _json["licenses"];
-    }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
+    if (_json.containsKey("region")) {
+      region = _json["region"];
+    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("sourceDisk")) {
-      sourceDisk = _json["sourceDisk"];
-    }
-    if (_json.containsKey("sourceDiskId")) {
-      sourceDiskId = _json["sourceDiskId"];
-    }
-    if (_json.containsKey("status")) {
-      status = _json["status"];
-    }
-    if (_json.containsKey("storageBytes")) {
-      storageBytes = _json["storageBytes"];
-    }
-    if (_json.containsKey("storageBytesStatus")) {
-      storageBytesStatus = _json["storageBytesStatus"];
+    if (_json.containsKey("sessionAffinity")) {
+      sessionAffinity = _json["sessionAffinity"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
+    if (backupPool != null) {
+      _json["backupPool"] = backupPool;
+    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
-    if (diskSizeGb != null) {
-      _json["diskSizeGb"] = diskSizeGb;
+    if (failoverRatio != null) {
+      _json["failoverRatio"] = failoverRatio;
+    }
+    if (healthChecks != null) {
+      _json["healthChecks"] = healthChecks;
     }
     if (id != null) {
       _json["id"] = id;
     }
+    if (instances != null) {
+      _json["instances"] = instances;
+    }
     if (kind != null) {
       _json["kind"] = kind;
     }
-    if (licenses != null) {
-      _json["licenses"] = licenses;
-    }
     if (name != null) {
       _json["name"] = name;
     }
+    if (region != null) {
+      _json["region"] = region;
+    }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (sourceDisk != null) {
-      _json["sourceDisk"] = sourceDisk;
-    }
-    if (sourceDiskId != null) {
-      _json["sourceDiskId"] = sourceDiskId;
-    }
-    if (status != null) {
-      _json["status"] = status;
-    }
-    if (storageBytes != null) {
-      _json["storageBytes"] = storageBytes;
-    }
-    if (storageBytesStatus != null) {
-      _json["storageBytesStatus"] = storageBytesStatus;
+    if (sessionAffinity != null) {
+      _json["sessionAffinity"] = sessionAffinity;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of persistent disk snapshot resources. */
-class SnapshotList {
+class TargetPoolAggregatedList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A list of Snapshot resources. */
-  core.List<Snapshot> items;
+  /** A map of scoped target pool lists. */
+  core.Map<core.String, TargetPoolsScopedList> items;
 
   /** Type of resource. */
   core.String kind;
+
+  /** A token used to continue a truncated list request (output only). */
+  core.String nextPageToken;
+
+  /** Server defined URL for this resource (output only). */
+  core.String selfLink;
+
+
+  TargetPoolAggregatedList();
+
+  TargetPoolAggregatedList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = commons.mapMap(_json["items"], (item) => new TargetPoolsScopedList.fromJson(item));
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolInstanceHealth {
+  core.List<HealthStatus> healthStatus;
+
+  /** Type of resource. */
+  core.String kind;
+
+
+  TargetPoolInstanceHealth();
+
+  TargetPoolInstanceHealth.fromJson(core.Map _json) {
+    if (_json.containsKey("healthStatus")) {
+      healthStatus = _json["healthStatus"].map((value) => new HealthStatus.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (healthStatus != null) {
+      _json["healthStatus"] = healthStatus.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    return _json;
+  }
+}
+
+
+/** Contains a list of TargetPool resources. */
+class TargetPoolList {
+  /**
+   * Unique identifier for the resource; defined by the server (output only).
+   */
+  core.String id;
+
+  /** A list of TargetPool resources. */
+  core.List<TargetPool> items;
+
+  /** Type of resource. */
+  core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  SnapshotList();
+  TargetPoolList();
 
-  SnapshotList.fromJson(core.Map _json) {
+  TargetPoolList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new Snapshot.fromJson(value)).toList();
+      items = _json["items"].map((value) => new TargetPool.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** A set of instance tags. */
-class Tags {
-  /**
-   * Fingerprint of this resource. A hash of the tags stored in this object.
-   * This field is used optimistic locking. An up-to-date tags fingerprint must
-   * be provided in order to modify tags.
-   */
-  core.String fingerprint;
-
-  core.List<core.int> get fingerprintAsBytes {
-    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
-  }
-
-  void set fingerprintAsBytes(core.List<core.int> _bytes) {
-    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
-  }
-
-  /**
-   * An array of tags. Each tag must be 1-63 characters long, and comply with
-   * RFC1035.
-   */
-  core.List<core.String> items;
-
-
-  Tags();
-
-  Tags.fromJson(core.Map _json) {
-    if (_json.containsKey("fingerprint")) {
-      fingerprint = _json["fingerprint"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (fingerprint != null) {
-      _json["fingerprint"] = fingerprint;
-    }
-    if (items != null) {
-      _json["items"] = items;
-    }
-    return _json;
-  }
-}
-
-
-/** A TargetHttpProxy resource. This resource defines an HTTP proxy. */
-class TargetHttpProxy {
-  /** Creation timestamp in RFC3339 text format (output only). */
+class TargetPoolsAddHealthCheckRequest {
+  /** Health check URLs to be added to targetPool. */
+  core.List<HealthCheckReference> healthChecks;
+
+
+  TargetPoolsAddHealthCheckRequest();
+
+  TargetPoolsAddHealthCheckRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("healthChecks")) {
+      healthChecks = _json["healthChecks"].map((value) => new HealthCheckReference.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (healthChecks != null) {
+      _json["healthChecks"] = healthChecks.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolsAddInstanceRequest {
+  /** URLs of the instances to be added to targetPool. */
+  core.List<InstanceReference> instances;
+
+
+  TargetPoolsAddInstanceRequest();
+
+  TargetPoolsAddInstanceRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("instances")) {
+      instances = _json["instances"].map((value) => new InstanceReference.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (instances != null) {
+      _json["instances"] = instances.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolsRemoveHealthCheckRequest {
+  /** Health check URLs to be removed from targetPool. */
+  core.List<HealthCheckReference> healthChecks;
+
+
+  TargetPoolsRemoveHealthCheckRequest();
+
+  TargetPoolsRemoveHealthCheckRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("healthChecks")) {
+      healthChecks = _json["healthChecks"].map((value) => new HealthCheckReference.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (healthChecks != null) {
+      _json["healthChecks"] = healthChecks.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolsRemoveInstanceRequest {
+  /** URLs of the instances to be removed from targetPool. */
+  core.List<InstanceReference> instances;
+
+
+  TargetPoolsRemoveInstanceRequest();
+
+  TargetPoolsRemoveInstanceRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("instances")) {
+      instances = _json["instances"].map((value) => new InstanceReference.fromJson(value)).toList();
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (instances != null) {
+      _json["instances"] = instances.map((value) => (value).toJson()).toList();
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolsScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  TargetPoolsScopedListWarningData();
+
+  TargetPoolsScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * Informational warning which replaces the list of addresses when the list is
+ * empty.
+ */
+class TargetPoolsScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<TargetPoolsScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  TargetPoolsScopedListWarning();
+
+  TargetPoolsScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new TargetPoolsScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class TargetPoolsScopedList {
+  /** List of target pools contained in this scope. */
+  core.List<TargetPool> targetPools;
+
+  /**
+   * Informational warning which replaces the list of addresses when the list is
+   * empty.
+   */
+  TargetPoolsScopedListWarning warning;
+
+
+  TargetPoolsScopedList();
+
+  TargetPoolsScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("targetPools")) {
+      targetPools = _json["targetPools"].map((value) => new TargetPool.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new TargetPoolsScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (targetPools != null) {
+      _json["targetPools"] = targetPools.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class TargetReference {
+  core.String target;
+
+
+  TargetReference();
+
+  TargetReference.fromJson(core.Map _json) {
+    if (_json.containsKey("target")) {
+      target = _json["target"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (target != null) {
+      _json["target"] = target;
+    }
+    return _json;
+  }
+}
+
+
+class TargetVpnGateway {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
   core.String creationTimestamp;
 
   /**
-   * An optional textual description of the resource; provided by the client
+   * An optional textual description of the resource. Provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] A list of URLs to the ForwardingRule resources.
+   * ForwardingRules are created using compute.forwardingRules.insert and
+   * associated to a VPN gateway.
+   */
+  core.List<core.String> forwardingRules;
+
+  /**
+   * [Output Only] Unique identifier for the resource. Defined by the server.
    */
   core.String id;
 
-  /** Type of the resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#targetVpnGateway for target
+   * VPN gateways.
+   */
   core.String kind;
 
   /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Name of the resource. Provided by the client when the resource is created.
+   * The name must be 1-63 characters long and comply with RFC1035.
    */
   core.String name;
 
-  /** Server defined URL for the resource (output only). */
+  /**
+   * URL of the network to which this VPN gateway is attached. Provided by the
+   * client when the VPN gateway is created.
+   */
+  core.String network;
+
+  /** [Output Only] URL of the region where the target VPN gateway resides. */
+  core.String region;
+
+  /** [Output Only] Server-defined URL for the resource. */
   core.String selfLink;
 
   /**
-   * URL to the UrlMap resource that defines the mapping from URL to the
-   * BackendService.
-   */
-  core.String urlMap;
-
-
-  TargetHttpProxy();
-
-  TargetHttpProxy.fromJson(core.Map _json) {
+   * [Output Only] The status of the VPN gateway.
+   * Possible string values are:
+   * - "CREATING"
+   * - "DELETING"
+   * - "FAILED"
+   * - "READY"
+   */
+  core.String status;
+
+  /**
+   * [Output Only] A list of URLs to VpnTunnel resources. VpnTunnels are created
+   * using compute.vpntunnels.insert and associated to a VPN gateway.
+   */
+  core.List<core.String> tunnels;
+
+
+  TargetVpnGateway();
+
+  TargetVpnGateway.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
+    if (_json.containsKey("forwardingRules")) {
+      forwardingRules = _json["forwardingRules"];
+    }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
+    if (_json.containsKey("network")) {
+      network = _json["network"];
+    }
+    if (_json.containsKey("region")) {
+      region = _json["region"];
+    }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("urlMap")) {
-      urlMap = _json["urlMap"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (creationTimestamp != null) {
-      _json["creationTimestamp"] = creationTimestamp;
-    }
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (name != null) {
-      _json["name"] = name;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    if (urlMap != null) {
-      _json["urlMap"] = urlMap;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of TargetHttpProxy resources. */
-class TargetHttpProxyList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** A list of TargetHttpProxy resources. */
-  core.List<TargetHttpProxy> items;
-
-  /** Type of resource. */
-  core.String kind;
-
-  /** A token used to continue a truncated list request (output only). */
-  core.String nextPageToken;
-
-  /** Server defined URL for this resource (output only). */
-  core.String selfLink;
-
-
-  TargetHttpProxyList();
-
-  TargetHttpProxyList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new TargetHttpProxy.fromJson(value)).toList();
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = items.map((value) => (value).toJson()).toList();
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    return _json;
-  }
-}
-
-
-/**
- * A TargetInstance resource. This resource defines an endpoint VM that
- * terminates traffic of certain protocols.
- */
-class TargetInstance {
-  /** Creation timestamp in RFC3339 text format (output only). */
-  core.String creationTimestamp;
-
-  /**
-   * An optional textual description of the resource; provided by the client
-   * when the resource is created.
-   */
-  core.String description;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** The URL to the instance that terminates the relevant traffic. */
-  core.String instance;
-
-  /** Type of the resource. */
-  core.String kind;
-
-  /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
-   */
-  core.String name;
-
-  /**
-   * NAT option controlling how IPs are NAT'ed to the VM. Currently only NO_NAT
-   * (default value) is supported.
-   * Possible string values are:
-   * - "NO_NAT"
-   */
-  core.String natPolicy;
-
-  /** Server defined URL for the resource (output only). */
-  core.String selfLink;
-
-  /** URL of the zone where the target instance resides (output only). */
-  core.String zone;
-
-
-  TargetInstance();
-
-  TargetInstance.fromJson(core.Map _json) {
-    if (_json.containsKey("creationTimestamp")) {
-      creationTimestamp = _json["creationTimestamp"];
-    }
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("instance")) {
-      instance = _json["instance"];
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("name")) {
-      name = _json["name"];
-    }
-    if (_json.containsKey("natPolicy")) {
-      natPolicy = _json["natPolicy"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-    if (_json.containsKey("zone")) {
-      zone = _json["zone"];
-    }
-  }
-
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("tunnels")) {
+      tunnels = _json["tunnels"];
+    }
+  }
+
   core.Map toJson() {
     var _json = new core.Map();
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
     if (description != null) {
       _json["description"] = description;
     }
+    if (forwardingRules != null) {
+      _json["forwardingRules"] = forwardingRules;
+    }
     if (id != null) {
       _json["id"] = id;
     }
-    if (instance != null) {
-      _json["instance"] = instance;
-    }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (natPolicy != null) {
-      _json["natPolicy"] = natPolicy;
+    if (network != null) {
+      _json["network"] = network;
+    }
+    if (region != null) {
+      _json["region"] = region;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (zone != null) {
-      _json["zone"] = zone;
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (tunnels != null) {
+      _json["tunnels"] = tunnels;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class TargetInstanceAggregatedList {
+class TargetVpnGatewayAggregatedList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource. Defined by the server.
    */
   core.String id;
 
-  /** A map of scoped target instance lists. */
-  core.Map<core.String, TargetInstancesScopedList> items;
+  /** A map of scoped target vpn gateway lists. */
+  core.Map<core.String, TargetVpnGatewaysScopedList> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#targetVpnGateway for target
+   * VPN gateways.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server-defined URL for the resource. */
   core.String selfLink;
 
 
-  TargetInstanceAggregatedList();
+  TargetVpnGatewayAggregatedList();
 
-  TargetInstanceAggregatedList.fromJson(core.Map _json) {
+  TargetVpnGatewayAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new TargetInstancesScopedList.fromJson(item));
+      items = commons.mapMap(_json["items"], (item) => new TargetVpnGatewaysScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of TargetInstance resources. */
-class TargetInstanceList {
+/** Contains a list of TargetVpnGateway resources. */
+class TargetVpnGatewayList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource. Defined by the server.
    */
   core.String id;
 
-  /** A list of TargetInstance resources. */
-  core.List<TargetInstance> items;
+  /** [Output Only] A list of TargetVpnGateway resources. */
+  core.List<TargetVpnGateway> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#targetVpnGateway for target
+   * VPN gateways.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server-defined URL for the resource. */
   core.String selfLink;
 
 
-  TargetInstanceList();
+  TargetVpnGatewayList();
 
-  TargetInstanceList.fromJson(core.Map _json) {
+  TargetVpnGatewayList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new TargetInstance.fromJson(value)).toList();
+      items = _json["items"].map((value) => new TargetVpnGateway.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class TargetInstancesScopedListWarningData {
-  /** A key for the warning data. */
+class TargetVpnGatewaysScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
   core.String key;
 
-  /** A warning data value corresponding to the key. */
+  /** [Output Only] A warning data value corresponding to the key. */
   core.String value;
 
 
-  TargetInstancesScopedListWarningData();
+  TargetVpnGatewaysScopedListWarningData();
 
-  TargetInstancesScopedListWarningData.fromJson(core.Map _json) {
+  TargetVpnGatewaysScopedListWarningData.fromJson(core.Map _json) {
     if (_json.containsKey("key")) {
       key = _json["key"];
     }
     if (_json.containsKey("value")) {
       value = _json["value"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (key != null) {
       _json["key"] = key;
     }
     if (value != null) {
       _json["value"] = value;
     }
     return _json;
   }
 }
 
 
 /**
- * Informational warning which replaces the list of addresses when the list is
- * empty.
+ * [Output Only] Informational warning which replaces the list of addresses when
+ * the list is empty.
  */
-class TargetInstancesScopedListWarning {
+class TargetVpnGatewaysScopedListWarning {
   /**
-   * The warning type identifier for this warning.
+   * [Output Only] The warning type identifier for this warning.
    * Possible string values are:
    * - "DEPRECATED_RESOURCE_USED"
    * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
    * - "INJECTED_KERNELS_DEPRECATED"
    * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
    * - "NEXT_HOP_CANNOT_IP_FORWARD"
    * - "NEXT_HOP_INSTANCE_NOT_FOUND"
    * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
    * - "NEXT_HOP_NOT_RUNNING"
    * - "NO_RESULTS_ON_PAGE"
    * - "REQUIRED_TOS_AGREEMENT"
    * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
    * - "UNREACHABLE"
    */
   core.String code;
 
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<TargetInstancesScopedListWarningData> data;
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<TargetVpnGatewaysScopedListWarningData> data;
 
-  /** Optional human-readable details for this warning. */
+  /** [Output Only] Optional human-readable details for this warning. */
   core.String message;
 
 
-  TargetInstancesScopedListWarning();
+  TargetVpnGatewaysScopedListWarning();
 
-  TargetInstancesScopedListWarning.fromJson(core.Map _json) {
+  TargetVpnGatewaysScopedListWarning.fromJson(core.Map _json) {
     if (_json.containsKey("code")) {
       code = _json["code"];
     }
     if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new TargetInstancesScopedListWarningData.fromJson(value)).toList();
+      data = _json["data"].map((value) => new TargetVpnGatewaysScopedListWarningData.fromJson(value)).toList();
     }
     if (_json.containsKey("message")) {
       message = _json["message"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (code != null) {
       _json["code"] = code;
     }
     if (data != null) {
       _json["data"] = data.map((value) => (value).toJson()).toList();
     }
     if (message != null) {
       _json["message"] = message;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class TargetInstancesScopedList {
-  /** List of target instances contained in this scope. */
-  core.List<TargetInstance> targetInstances;
+class TargetVpnGatewaysScopedList {
+  /** [Output Only] List of target vpn gateways contained in this scope. */
+  core.List<TargetVpnGateway> targetVpnGateways;
 
   /**
-   * Informational warning which replaces the list of addresses when the list is
-   * empty.
+   * [Output Only] Informational warning which replaces the list of addresses
+   * when the list is empty.
    */
-  TargetInstancesScopedListWarning warning;
+  TargetVpnGatewaysScopedListWarning warning;
 
 
-  TargetInstancesScopedList();
+  TargetVpnGatewaysScopedList();
 
-  TargetInstancesScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("targetInstances")) {
-      targetInstances = _json["targetInstances"].map((value) => new TargetInstance.fromJson(value)).toList();
+  TargetVpnGatewaysScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("targetVpnGateways")) {
+      targetVpnGateways = _json["targetVpnGateways"].map((value) => new TargetVpnGateway.fromJson(value)).toList();
     }
     if (_json.containsKey("warning")) {
-      warning = new TargetInstancesScopedListWarning.fromJson(_json["warning"]);
+      warning = new TargetVpnGatewaysScopedListWarning.fromJson(_json["warning"]);
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (targetInstances != null) {
-      _json["targetInstances"] = targetInstances.map((value) => (value).toJson()).toList();
+    if (targetVpnGateways != null) {
+      _json["targetVpnGateways"] = targetVpnGateways.map((value) => (value).toJson()).toList();
     }
     if (warning != null) {
       _json["warning"] = (warning).toJson();
     }
     return _json;
   }
 }
 
 
+class TestFailure {
+  core.String actualService;
+
+  core.String expectedService;
+
+  core.String host;
+
+  core.String path;
+
+
+  TestFailure();
+
+  TestFailure.fromJson(core.Map _json) {
+    if (_json.containsKey("actualService")) {
+      actualService = _json["actualService"];
+    }
+    if (_json.containsKey("expectedService")) {
+      expectedService = _json["expectedService"];
+    }
+    if (_json.containsKey("host")) {
+      host = _json["host"];
+    }
+    if (_json.containsKey("path")) {
+      path = _json["path"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (actualService != null) {
+      _json["actualService"] = actualService;
+    }
+    if (expectedService != null) {
+      _json["expectedService"] = expectedService;
+    }
+    if (host != null) {
+      _json["host"] = host;
+    }
+    if (path != null) {
+      _json["path"] = path;
+    }
+    return _json;
+  }
+}
+
+
 /**
- * A TargetPool resource. This resource defines a pool of VMs, associated
- * HttpHealthCheck resources, and the fallback TargetPool.
+ * A UrlMap resource. This resource defines the mapping from URL to the
+ * BackendService resource, based on the "longest-match" of the URL's host and
+ * path.
  */
-class TargetPool {
-  /**
-   * This field is applicable only when the containing target pool is serving a
-   * forwarding rule as the primary pool, and its 'failoverRatio' field is
-   * properly set to a value between [0, 1].
-   *
-   * 'backupPool' and 'failoverRatio' together define the fallback behavior of
-   * the primary target pool: if the ratio of the healthy VMs in the primary
-   * pool is at or below 'failoverRatio', traffic arriving at the load-balanced
-   * IP will be directed to the backup pool.
-   *
-   * In case where 'failoverRatio' and 'backupPool' are not set, or all the VMs
-   * in the backup pool are unhealthy, the traffic will be directed back to the
-   * primary pool in the "force" mode, where traffic will be spread to the
-   * healthy VMs with the best effort, or to all VMs when no VM is healthy.
-   */
-  core.String backupPool;
-
+class UrlMap {
   /** Creation timestamp in RFC3339 text format (output only). */
   core.String creationTimestamp;
 
+  /** The URL of the BackendService resource if none of the hostRules match. */
+  core.String defaultService;
+
   /**
    * An optional textual description of the resource; provided by the client
    * when the resource is created.
    */
   core.String description;
 
   /**
-   * This field is applicable only when the containing target pool is serving a
-   * forwarding rule as the primary pool (i.e., not as a backup pool to some
-   * other target pool). The value of the field must be in [0, 1].
-   *
-   * If set, 'backupPool' must also be set. They together define the fallback
-   * behavior of the primary target pool: if the ratio of the healthy VMs in the
-   * primary pool is at or below this number, traffic arriving at the
-   * load-balanced IP will be directed to the backup pool.
-   *
-   * In case where 'failoverRatio' is not set or all the VMs in the backup pool
-   * are unhealthy, the traffic will be directed back to the primary pool in the
-   * "force" mode, where traffic will be spread to the healthy VMs with the best
-   * effort, or to all VMs when no VM is healthy.
-   */
-  core.double failoverRatio;
-
-  /**
-   * A list of URLs to the HttpHealthCheck resource. A member VM in this pool is
-   * considered healthy if and only if all specified health checks pass. An
-   * empty list means all member VMs will be considered healthy at all times.
-   */
-  core.List<core.String> healthChecks;
+   * Fingerprint of this resource. A hash of the contents stored in this object.
+   * This field is used in optimistic locking. This field will be ignored when
+   * inserting a UrlMap. An up-to-date fingerprint must be provided in order to
+   * update the UrlMap.
+   */
+  core.String fingerprint;
+
+  core.List<core.int> get fingerprintAsBytes {
+    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
+  }
+
+  void set fingerprintAsBytes(core.List<core.int> _bytes) {
+    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
+  }
+
+  /** The list of HostRules to use against the URL. */
+  core.List<HostRule> hostRules;
 
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /**
-   * A list of resource URLs to the member VMs serving this pool. They must live
-   * in zones contained in the same region as this pool.
-   */
-  core.List<core.String> instances;
-
   /** Type of the resource. */
   core.String kind;
 
   /**
    * Name of the resource; provided by the client when the resource is created.
    * The name must be 1-63 characters long, and comply with RFC1035.
    */
   core.String name;
 
-  /** URL of the region where the target pool resides (output only). */
-  core.String region;
+  /** The list of named PathMatchers to use against the URL. */
+  core.List<PathMatcher> pathMatchers;
 
   /** Server defined URL for the resource (output only). */
   core.String selfLink;
 
   /**
-   * Sesssion affinity option, must be one of the following values: 'NONE':
-   * Connections from the same client IP may go to any VM in the pool;
-   * 'CLIENT_IP': Connections from the same client IP will go to the same VM in
-   * the pool while that VM remains healthy. 'CLIENT_IP_PROTO': Connections from
-   * the same client IP with the same IP protocol will go to the same VM in the
-   * pool while that VM remains healthy.
-   * Possible string values are:
-   * - "CLIENT_IP"
-   * - "CLIENT_IP_PROTO"
-   * - "NONE"
-   */
-  core.String sessionAffinity;
-
-
-  TargetPool();
-
-  TargetPool.fromJson(core.Map _json) {
-    if (_json.containsKey("backupPool")) {
-      backupPool = _json["backupPool"];
-    }
+   * The list of expected URL mappings. Request to update this UrlMap will
+   * succeed only all of the test cases pass.
+   */
+  core.List<UrlMapTest> tests;
+
+
+  UrlMap();
+
+  UrlMap.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
+    if (_json.containsKey("defaultService")) {
+      defaultService = _json["defaultService"];
+    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("failoverRatio")) {
-      failoverRatio = _json["failoverRatio"];
-    }
-    if (_json.containsKey("healthChecks")) {
-      healthChecks = _json["healthChecks"];
+    if (_json.containsKey("fingerprint")) {
+      fingerprint = _json["fingerprint"];
+    }
+    if (_json.containsKey("hostRules")) {
+      hostRules = _json["hostRules"].map((value) => new HostRule.fromJson(value)).toList();
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
-    if (_json.containsKey("instances")) {
-      instances = _json["instances"];
-    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("region")) {
-      region = _json["region"];
+    if (_json.containsKey("pathMatchers")) {
+      pathMatchers = _json["pathMatchers"].map((value) => new PathMatcher.fromJson(value)).toList();
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("sessionAffinity")) {
-      sessionAffinity = _json["sessionAffinity"];
+    if (_json.containsKey("tests")) {
+      tests = _json["tests"].map((value) => new UrlMapTest.fromJson(value)).toList();
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
-    if (backupPool != null) {
-      _json["backupPool"] = backupPool;
-    }
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
+    if (defaultService != null) {
+      _json["defaultService"] = defaultService;
+    }
     if (description != null) {
       _json["description"] = description;
     }
-    if (failoverRatio != null) {
-      _json["failoverRatio"] = failoverRatio;
-    }
-    if (healthChecks != null) {
-      _json["healthChecks"] = healthChecks;
+    if (fingerprint != null) {
+      _json["fingerprint"] = fingerprint;
+    }
+    if (hostRules != null) {
+      _json["hostRules"] = hostRules.map((value) => (value).toJson()).toList();
     }
     if (id != null) {
       _json["id"] = id;
     }
-    if (instances != null) {
-      _json["instances"] = instances;
-    }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (region != null) {
-      _json["region"] = region;
+    if (pathMatchers != null) {
+      _json["pathMatchers"] = pathMatchers.map((value) => (value).toJson()).toList();
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (sessionAffinity != null) {
-      _json["sessionAffinity"] = sessionAffinity;
+    if (tests != null) {
+      _json["tests"] = tests.map((value) => (value).toJson()).toList();
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class TargetPoolAggregatedList {
+/** Contains a list of UrlMap resources. */
+class UrlMapList {
   /**
    * Unique identifier for the resource; defined by the server (output only).
    */
   core.String id;
 
-  /** A map of scoped target pool lists. */
-  core.Map<core.String, TargetPoolsScopedList> items;
+  /** A list of UrlMap resources. */
+  core.List<UrlMap> items;
 
   /** Type of resource. */
   core.String kind;
-
-  /** A token used to continue a truncated list request (output only). */
-  core.String nextPageToken;
-
-  /** Server defined URL for this resource (output only). */
-  core.String selfLink;
-
-
-  TargetPoolAggregatedList();
-
-  TargetPoolAggregatedList.fromJson(core.Map _json) {
-    if (_json.containsKey("id")) {
-      id = _json["id"];
-    }
-    if (_json.containsKey("items")) {
-      items = common_internal.mapMap(_json["items"], (item) => new TargetPoolsScopedList.fromJson(item));
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-    if (_json.containsKey("nextPageToken")) {
-      nextPageToken = _json["nextPageToken"];
-    }
-    if (_json.containsKey("selfLink")) {
-      selfLink = _json["selfLink"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (id != null) {
-      _json["id"] = id;
-    }
-    if (items != null) {
-      _json["items"] = common_internal.mapMap(items, (item) => (item).toJson());
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    if (nextPageToken != null) {
-      _json["nextPageToken"] = nextPageToken;
-    }
-    if (selfLink != null) {
-      _json["selfLink"] = selfLink;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolInstanceHealth {
-  /** Not documented yet. */
-  core.List<HealthStatus> healthStatus;
-
-  /** Type of resource. */
-  core.String kind;
-
-
-  TargetPoolInstanceHealth();
-
-  TargetPoolInstanceHealth.fromJson(core.Map _json) {
-    if (_json.containsKey("healthStatus")) {
-      healthStatus = _json["healthStatus"].map((value) => new HealthStatus.fromJson(value)).toList();
-    }
-    if (_json.containsKey("kind")) {
-      kind = _json["kind"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (healthStatus != null) {
-      _json["healthStatus"] = healthStatus.map((value) => (value).toJson()).toList();
-    }
-    if (kind != null) {
-      _json["kind"] = kind;
-    }
-    return _json;
-  }
-}
-
-
-/** Contains a list of TargetPool resources. */
-class TargetPoolList {
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
-   */
-  core.String id;
-
-  /** A list of TargetPool resources. */
-  core.List<TargetPool> items;
-
-  /** Type of resource. */
-  core.String kind;
 
   /** A token used to continue a truncated list request (output only). */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
-  TargetPoolList();
+  UrlMapList();
 
-  TargetPoolList.fromJson(core.Map _json) {
+  UrlMapList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new TargetPool.fromJson(value)).toList();
+      items = _json["items"].map((value) => new UrlMap.fromJson(value)).toList();
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
@@ skipping 14 matching lines @@
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class TargetPoolsAddHealthCheckRequest {
-  /** Health check URLs to be added to targetPool. */
-  core.List<HealthCheckReference> healthChecks;
-
-
-  TargetPoolsAddHealthCheckRequest();
-
-  TargetPoolsAddHealthCheckRequest.fromJson(core.Map _json) {
-    if (_json.containsKey("healthChecks")) {
-      healthChecks = _json["healthChecks"].map((value) => new HealthCheckReference.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (healthChecks != null) {
-      _json["healthChecks"] = healthChecks.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolsAddInstanceRequest {
-  /** URLs of the instances to be added to targetPool. */
-  core.List<InstanceReference> instances;
-
-
-  TargetPoolsAddInstanceRequest();
-
-  TargetPoolsAddInstanceRequest.fromJson(core.Map _json) {
-    if (_json.containsKey("instances")) {
-      instances = _json["instances"].map((value) => new InstanceReference.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (instances != null) {
-      _json["instances"] = instances.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolsRemoveHealthCheckRequest {
-  /** Health check URLs to be removed from targetPool. */
-  core.List<HealthCheckReference> healthChecks;
-
-
-  TargetPoolsRemoveHealthCheckRequest();
-
-  TargetPoolsRemoveHealthCheckRequest.fromJson(core.Map _json) {
-    if (_json.containsKey("healthChecks")) {
-      healthChecks = _json["healthChecks"].map((value) => new HealthCheckReference.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (healthChecks != null) {
-      _json["healthChecks"] = healthChecks.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolsRemoveInstanceRequest {
-  /** URLs of the instances to be removed from targetPool. */
-  core.List<InstanceReference> instances;
-
-
-  TargetPoolsRemoveInstanceRequest();
-
-  TargetPoolsRemoveInstanceRequest.fromJson(core.Map _json) {
-    if (_json.containsKey("instances")) {
-      instances = _json["instances"].map((value) => new InstanceReference.fromJson(value)).toList();
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (instances != null) {
-      _json["instances"] = instances.map((value) => (value).toJson()).toList();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolsScopedListWarningData {
-  /** A key for the warning data. */
-  core.String key;
-
-  /** A warning data value corresponding to the key. */
-  core.String value;
-
-
-  TargetPoolsScopedListWarningData();
-
-  TargetPoolsScopedListWarningData.fromJson(core.Map _json) {
-    if (_json.containsKey("key")) {
-      key = _json["key"];
-    }
-    if (_json.containsKey("value")) {
-      value = _json["value"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (key != null) {
-      _json["key"] = key;
-    }
-    if (value != null) {
-      _json["value"] = value;
-    }
-    return _json;
-  }
-}
-
-
-/**
- * Informational warning which replaces the list of addresses when the list is
- * empty.
- */
-class TargetPoolsScopedListWarning {
-  /**
-   * The warning type identifier for this warning.
-   * Possible string values are:
-   * - "DEPRECATED_RESOURCE_USED"
-   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
-   * - "INJECTED_KERNELS_DEPRECATED"
-   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
-   * - "NEXT_HOP_CANNOT_IP_FORWARD"
-   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
-   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
-   * - "NEXT_HOP_NOT_RUNNING"
-   * - "NO_RESULTS_ON_PAGE"
-   * - "REQUIRED_TOS_AGREEMENT"
-   * - "RESOURCE_NOT_DELETED"
-   * - "UNREACHABLE"
-   */
-  core.String code;
-
-  /** Metadata for this warning in 'key: value' format. */
-  core.List<TargetPoolsScopedListWarningData> data;
-
-  /** Optional human-readable details for this warning. */
-  core.String message;
-
-
-  TargetPoolsScopedListWarning();
-
-  TargetPoolsScopedListWarning.fromJson(core.Map _json) {
-    if (_json.containsKey("code")) {
-      code = _json["code"];
-    }
-    if (_json.containsKey("data")) {
-      data = _json["data"].map((value) => new TargetPoolsScopedListWarningData.fromJson(value)).toList();
-    }
-    if (_json.containsKey("message")) {
-      message = _json["message"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (code != null) {
-      _json["code"] = code;
-    }
-    if (data != null) {
-      _json["data"] = data.map((value) => (value).toJson()).toList();
-    }
-    if (message != null) {
-      _json["message"] = message;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetPoolsScopedList {
-  /** List of target pools contained in this scope. */
-  core.List<TargetPool> targetPools;
-
-  /**
-   * Informational warning which replaces the list of addresses when the list is
-   * empty.
-   */
-  TargetPoolsScopedListWarning warning;
-
-
-  TargetPoolsScopedList();
-
-  TargetPoolsScopedList.fromJson(core.Map _json) {
-    if (_json.containsKey("targetPools")) {
-      targetPools = _json["targetPools"].map((value) => new TargetPool.fromJson(value)).toList();
-    }
-    if (_json.containsKey("warning")) {
-      warning = new TargetPoolsScopedListWarning.fromJson(_json["warning"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (targetPools != null) {
-      _json["targetPools"] = targetPools.map((value) => (value).toJson()).toList();
-    }
-    if (warning != null) {
-      _json["warning"] = (warning).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TargetReference {
-  /** Not documented yet. */
-  core.String target;
-
-
-  TargetReference();
-
-  TargetReference.fromJson(core.Map _json) {
-    if (_json.containsKey("target")) {
-      target = _json["target"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (target != null) {
-      _json["target"] = target;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class TestFailure {
-  /** Not documented yet. */
-  core.String actualService;
-
-  /** Not documented yet. */
-  core.String expectedService;
-
-  /** Not documented yet. */
+class UrlMapReference {
+  core.String urlMap;
+
+
+  UrlMapReference();
+
+  UrlMapReference.fromJson(core.Map _json) {
+    if (_json.containsKey("urlMap")) {
+      urlMap = _json["urlMap"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (urlMap != null) {
+      _json["urlMap"] = urlMap;
+    }
+    return _json;
+  }
+}
+
+
+/** Message for the expected URL mappings. */
+class UrlMapTest {
+  /** Description of this test case. */
+  core.String description;
+
+  /** Host portion of the URL. */
   core.String host;
 
-  /** Not documented yet. */
+  /** Path portion of the URL. */
   core.String path;
 
-
-  TestFailure();
-
-  TestFailure.fromJson(core.Map _json) {
-    if (_json.containsKey("actualService")) {
-      actualService = _json["actualService"];
-    }
-    if (_json.containsKey("expectedService")) {
-      expectedService = _json["expectedService"];
+  /** Expected BackendService resource the given URL should be mapped to. */
+  core.String service;
+
+
+  UrlMapTest();
+
+  UrlMapTest.fromJson(core.Map _json) {
+    if (_json.containsKey("description")) {
+      description = _json["description"];
     }
     if (_json.containsKey("host")) {
       host = _json["host"];
     }
     if (_json.containsKey("path")) {
       path = _json["path"];
     }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (actualService != null) {
-      _json["actualService"] = actualService;
-    }
-    if (expectedService != null) {
-      _json["expectedService"] = expectedService;
+    if (_json.containsKey("service")) {
+      service = _json["service"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (description != null) {
+      _json["description"] = description;
     }
     if (host != null) {
       _json["host"] = host;
     }
     if (path != null) {
       _json["path"] = path;
     }
+    if (service != null) {
+      _json["service"] = service;
+    }
+    return _json;
+  }
+}
+
+
+/** Message representing the validation result for a UrlMap. */
+class UrlMapValidationResult {
+  core.List<core.String> loadErrors;
+
+  /**
+   * Whether the given UrlMap can be successfully loaded. If false, 'loadErrors'
+   * indicates the reasons.
+   */
+  core.bool loadSucceeded;
+
+  core.List<TestFailure> testFailures;
+
+  /**
+   * If successfully loaded, this field indicates whether the test passed. If
+   * false, 'testFailures's indicate the reason of failure.
+   */
+  core.bool testPassed;
+
+
+  UrlMapValidationResult();
+
+  UrlMapValidationResult.fromJson(core.Map _json) {
+    if (_json.containsKey("loadErrors")) {
+      loadErrors = _json["loadErrors"];
+    }
+    if (_json.containsKey("loadSucceeded")) {
+      loadSucceeded = _json["loadSucceeded"];
+    }
+    if (_json.containsKey("testFailures")) {
+      testFailures = _json["testFailures"].map((value) => new TestFailure.fromJson(value)).toList();
+    }
+    if (_json.containsKey("testPassed")) {
+      testPassed = _json["testPassed"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (loadErrors != null) {
+      _json["loadErrors"] = loadErrors;
+    }
+    if (loadSucceeded != null) {
+      _json["loadSucceeded"] = loadSucceeded;
+    }
+    if (testFailures != null) {
+      _json["testFailures"] = testFailures.map((value) => (value).toJson()).toList();
+    }
+    if (testPassed != null) {
+      _json["testPassed"] = testPassed;
+    }
+    return _json;
+  }
+}
+
+
+class UrlMapsValidateRequest {
+  /** Content of the UrlMap to be validated. */
+  UrlMap resource;
+
+
+  UrlMapsValidateRequest();
+
+  UrlMapsValidateRequest.fromJson(core.Map _json) {
+    if (_json.containsKey("resource")) {
+      resource = new UrlMap.fromJson(_json["resource"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (resource != null) {
+      _json["resource"] = (resource).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class UrlMapsValidateResponse {
+  UrlMapValidationResult result;
+
+
+  UrlMapsValidateResponse();
+
+  UrlMapsValidateResponse.fromJson(core.Map _json) {
+    if (_json.containsKey("result")) {
+      result = new UrlMapValidationResult.fromJson(_json["result"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (result != null) {
+      _json["result"] = (result).toJson();
+    }
     return _json;
   }
 }
 
 
 /**
- * A UrlMap resource. This resource defines the mapping from URL to the
- * BackendService resource, based on the "longest-match" of the URL's host and
- * path.
+ * The location in Cloud Storage and naming method of the daily usage report.
+ * Contains bucket_name and report_name prefix.
  */
-class UrlMap {
-  /** Creation timestamp in RFC3339 text format (output only). */
+class UsageExportLocation {
+  /**
+   * The name of an existing bucket in Cloud Storage where the usage report
+   * object is stored. The Google Service Account is granted write access to
+   * this bucket. This is just the bucket name, with no gs:// or
+   * https://storage.googleapis.com/ in front of it.
+   */
+  core.String bucketName;
+
+  /**
+   * An optional prefix for the name of the usage report object stored in
+   * bucketName. If not supplied, defaults to usage. The report is stored as a
+   * CSV file named report_name_prefix_gce_YYYYMMDD.csv where YYYYMMDD is the
+   * day of the usage according to Pacific Time. If you supply a prefix, it
+   * should conform to Cloud Storage object naming conventions.
+   */
+  core.String reportNamePrefix;
+
+
+  UsageExportLocation();
+
+  UsageExportLocation.fromJson(core.Map _json) {
+    if (_json.containsKey("bucketName")) {
+      bucketName = _json["bucketName"];
+    }
+    if (_json.containsKey("reportNamePrefix")) {
+      reportNamePrefix = _json["reportNamePrefix"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (bucketName != null) {
+      _json["bucketName"] = bucketName;
+    }
+    if (reportNamePrefix != null) {
+      _json["reportNamePrefix"] = reportNamePrefix;
+    }
+    return _json;
+  }
+}
+
+
+class VpnTunnel {
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
   core.String creationTimestamp;
 
-  /** The URL of the BackendService resource if none of the hostRules match. */
-  core.String defaultService;
-
-  /**
-   * An optional textual description of the resource; provided by the client
+  /**
+   * An optional textual description of the resource. Provided by the client
    * when the resource is created.
    */
   core.String description;
 
-  /**
-   * Fingerprint of this resource. A hash of the contents stored in this object.
-   * This field is used in optimistic locking. This field will be ignored when
-   * inserting a UrlMap. An up-to-date fingerprint must be provided in order to
-   * update the UrlMap.
-   */
-  core.String fingerprint;
-
-  core.List<core.int> get fingerprintAsBytes {
-    return crypto.CryptoUtils.base64StringToBytes(fingerprint);
-  }
-
-  void set fingerprintAsBytes(core.List<core.int> _bytes) {
-    fingerprint = crypto.CryptoUtils.bytesToBase64(_bytes, urlSafe: true);
-  }
-
-  /** The list of HostRules to use against the URL. */
-  core.List<HostRule> hostRules;
-
-  /**
-   * Unique identifier for the resource; defined by the server (output only).
+  /** [Output Only] Detailed status message for the VPN tunnel. */
+  core.String detailedStatus;
+
+  /**
+   * [Output Only] Unique identifier for the resource. Defined by the server.
    */
   core.String id;
 
-  /** Type of the resource. */
+  /**
+   * IKE networks to use when establishing the VPN tunnel with peer VPN gateway.
+   * The value should be a CIDR formatted string, for example: 192.168.0.0/16.
+   * The ranges should be disjoint.
+   */
+  core.List<core.String> ikeNetworks;
+
+  /**
+   * IKE protocol version to use when establishing the VPN tunnel with peer VPN
+   * gateway. Acceptable IKE versions are 1 or 2. Default version is 2.
+   */
+  core.int ikeVersion;
+
+  /**
+   * [Output Only] Type of resource. Always compute#vpnTunnel for VPN tunnels.
+   */
   core.String kind;
 
   /**
-   * Name of the resource; provided by the client when the resource is created.
-   * The name must be 1-63 characters long, and comply with RFC1035.
+   * Name of the resource. Provided by the client when the resource is created.
+   * The name must be 1-63 characters long and comply with RFC1035.
    */
   core.String name;
 
-  /** The list of named PathMatchers to use against the URL. */
-  core.List<PathMatcher> pathMatchers;
-
-  /** Server defined URL for the resource (output only). */
+  /** IP address of the peer VPN gateway. */
+  core.String peerIp;
+
+  /** [Output Only] URL of the region where the VPN tunnel resides. */
+  core.String region;
+
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
   /**
-   * The list of expected URL mappings. Request to update this UrlMap will
-   * succeed only all of the test cases pass.
-   */
-  core.List<UrlMapTest> tests;
-
-
-  UrlMap();
-
-  UrlMap.fromJson(core.Map _json) {
+   * Shared secret used to set the secure session between the GCE VPN gateway
+   * and the peer VPN gateway.
+   */
+  core.String sharedSecret;
+
+  /** Hash of the shared secret. */
+  core.String sharedSecretHash;
+
+  /**
+   * [Output Only] The status of the VPN tunnel.
+   * Possible string values are:
+   * - "AUTHORIZATION_ERROR"
+   * - "DEPROVISIONING"
+   * - "ESTABLISHED"
+   * - "FAILED"
+   * - "FIRST_HANDSHAKE"
+   * - "NEGOTIATION_FAILURE"
+   * - "NETWORK_ERROR"
+   * - "PROVISIONING"
+   * - "WAITING_FOR_FULL_CONFIG"
+   */
+  core.String status;
+
+  /**
+   * URL of the VPN gateway to which this VPN tunnel is associated. Provided by
+   * the client when the VPN tunnel is created.
+   */
+  core.String targetVpnGateway;
+
+
+  VpnTunnel();
+
+  VpnTunnel.fromJson(core.Map _json) {
     if (_json.containsKey("creationTimestamp")) {
       creationTimestamp = _json["creationTimestamp"];
     }
-    if (_json.containsKey("defaultService")) {
-      defaultService = _json["defaultService"];
-    }
     if (_json.containsKey("description")) {
       description = _json["description"];
     }
-    if (_json.containsKey("fingerprint")) {
-      fingerprint = _json["fingerprint"];
-    }
-    if (_json.containsKey("hostRules")) {
-      hostRules = _json["hostRules"].map((value) => new HostRule.fromJson(value)).toList();
+    if (_json.containsKey("detailedStatus")) {
+      detailedStatus = _json["detailedStatus"];
     }
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
+    if (_json.containsKey("ikeNetworks")) {
+      ikeNetworks = _json["ikeNetworks"];
+    }
+    if (_json.containsKey("ikeVersion")) {
+      ikeVersion = _json["ikeVersion"];
+    }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("name")) {
       name = _json["name"];
     }
-    if (_json.containsKey("pathMatchers")) {
-      pathMatchers = _json["pathMatchers"].map((value) => new PathMatcher.fromJson(value)).toList();
+    if (_json.containsKey("peerIp")) {
+      peerIp = _json["peerIp"];
+    }
+    if (_json.containsKey("region")) {
+      region = _json["region"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
-    if (_json.containsKey("tests")) {
-      tests = _json["tests"].map((value) => new UrlMapTest.fromJson(value)).toList();
-    }
-  }
-
+    if (_json.containsKey("sharedSecret")) {
+      sharedSecret = _json["sharedSecret"];
+    }
+    if (_json.containsKey("sharedSecretHash")) {
+      sharedSecretHash = _json["sharedSecretHash"];
+    }
+    if (_json.containsKey("status")) {
+      status = _json["status"];
+    }
+    if (_json.containsKey("targetVpnGateway")) {
+      targetVpnGateway = _json["targetVpnGateway"];
+    }
+  }
+
   core.Map toJson() {
     var _json = new core.Map();
     if (creationTimestamp != null) {
       _json["creationTimestamp"] = creationTimestamp;
     }
-    if (defaultService != null) {
-      _json["defaultService"] = defaultService;
-    }
     if (description != null) {
       _json["description"] = description;
     }
-    if (fingerprint != null) {
-      _json["fingerprint"] = fingerprint;
-    }
-    if (hostRules != null) {
-      _json["hostRules"] = hostRules.map((value) => (value).toJson()).toList();
+    if (detailedStatus != null) {
+      _json["detailedStatus"] = detailedStatus;
     }
     if (id != null) {
       _json["id"] = id;
     }
+    if (ikeNetworks != null) {
+      _json["ikeNetworks"] = ikeNetworks;
+    }
+    if (ikeVersion != null) {
+      _json["ikeVersion"] = ikeVersion;
+    }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (name != null) {
       _json["name"] = name;
     }
-    if (pathMatchers != null) {
-      _json["pathMatchers"] = pathMatchers.map((value) => (value).toJson()).toList();
+    if (peerIp != null) {
+      _json["peerIp"] = peerIp;
+    }
+    if (region != null) {
+      _json["region"] = region;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
-    if (tests != null) {
-      _json["tests"] = tests.map((value) => (value).toJson()).toList();
+    if (sharedSecret != null) {
+      _json["sharedSecret"] = sharedSecret;
+    }
+    if (sharedSecretHash != null) {
+      _json["sharedSecretHash"] = sharedSecretHash;
+    }
+    if (status != null) {
+      _json["status"] = status;
+    }
+    if (targetVpnGateway != null) {
+      _json["targetVpnGateway"] = targetVpnGateway;
     }
     return _json;
   }
 }
 
 
-/** Contains a list of UrlMap resources. */
-class UrlMapList {
+class VpnTunnelAggregatedList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of UrlMap resources. */
-  core.List<UrlMap> items;
+  /** [Output Only] A map of scoped vpn tunnel lists. */
+  core.Map<core.String, VpnTunnelsScopedList> items;
 
-  /** Type of resource. */
+  /**
+   * [Output Only] Type of resource. Always compute#vpnTunnel for VPN tunnels.
+   */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
-  /** Server defined URL for this resource (output only). */
+  /** [Output Only] Server defined URL for this resource. */
   core.String selfLink;
 
 
-  UrlMapList();
+  VpnTunnelAggregatedList();
 
-  UrlMapList.fromJson(core.Map _json) {
+  VpnTunnelAggregatedList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
       id = _json["id"];
     }
     if (_json.containsKey("items")) {
-      items = _json["items"].map((value) => new UrlMap.fromJson(value)).toList();
+      items = commons.mapMap(_json["items"], (item) => new VpnTunnelsScopedList.fromJson(item));
     }
     if (_json.containsKey("kind")) {
       kind = _json["kind"];
     }
     if (_json.containsKey("nextPageToken")) {
       nextPageToken = _json["nextPageToken"];
     }
     if (_json.containsKey("selfLink")) {
       selfLink = _json["selfLink"];
     }
   }
 
   core.Map toJson() {
     var _json = new core.Map();
     if (id != null) {
       _json["id"] = id;
     }
     if (items != null) {
-      _json["items"] = items.map((value) => (value).toJson()).toList();
+      _json["items"] = commons.mapMap(items, (item) => (item).toJson());
     }
     if (kind != null) {
       _json["kind"] = kind;
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
 
 
-/** Not documented yet. */
-class UrlMapReference {
-  /** Not documented yet. */
-  core.String urlMap;
-
-
-  UrlMapReference();
-
-  UrlMapReference.fromJson(core.Map _json) {
-    if (_json.containsKey("urlMap")) {
-      urlMap = _json["urlMap"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (urlMap != null) {
-      _json["urlMap"] = urlMap;
-    }
-    return _json;
-  }
-}
-
-
-/** Message for the expected URL mappings. */
-class UrlMapTest {
-  /** Description of this test case. */
+/** Contains a list of VpnTunnel resources. */
+class VpnTunnelList {
+  /**
+   * [Output Only] Unique identifier for the resource; defined by the server.
+   */
+  core.String id;
+
+  /** [Output Only] A list of VpnTunnel resources. */
+  core.List<VpnTunnel> items;
+
+  /**
+   * [Output Only] Type of resource. Always compute#vpnTunnel for VPN tunnels.
+   */
+  core.String kind;
+
+  /** [Output Only] A token used to continue a truncated list request. */
+  core.String nextPageToken;
+
+  /** [Output Only] Server-defined URL for the resource. */
+  core.String selfLink;
+
+
+  VpnTunnelList();
+
+  VpnTunnelList.fromJson(core.Map _json) {
+    if (_json.containsKey("id")) {
+      id = _json["id"];
+    }
+    if (_json.containsKey("items")) {
+      items = _json["items"].map((value) => new VpnTunnel.fromJson(value)).toList();
+    }
+    if (_json.containsKey("kind")) {
+      kind = _json["kind"];
+    }
+    if (_json.containsKey("nextPageToken")) {
+      nextPageToken = _json["nextPageToken"];
+    }
+    if (_json.containsKey("selfLink")) {
+      selfLink = _json["selfLink"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (id != null) {
+      _json["id"] = id;
+    }
+    if (items != null) {
+      _json["items"] = items.map((value) => (value).toJson()).toList();
+    }
+    if (kind != null) {
+      _json["kind"] = kind;
+    }
+    if (nextPageToken != null) {
+      _json["nextPageToken"] = nextPageToken;
+    }
+    if (selfLink != null) {
+      _json["selfLink"] = selfLink;
+    }
+    return _json;
+  }
+}
+
+
+class VpnTunnelsScopedListWarningData {
+  /** [Output Only] A key for the warning data. */
+  core.String key;
+
+  /** [Output Only] A warning data value corresponding to the key. */
+  core.String value;
+
+
+  VpnTunnelsScopedListWarningData();
+
+  VpnTunnelsScopedListWarningData.fromJson(core.Map _json) {
+    if (_json.containsKey("key")) {
+      key = _json["key"];
+    }
+    if (_json.containsKey("value")) {
+      value = _json["value"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (key != null) {
+      _json["key"] = key;
+    }
+    if (value != null) {
+      _json["value"] = value;
+    }
+    return _json;
+  }
+}
+
+
+/**
+ * Informational warning which replaces the list of addresses when the list is
+ * empty.
+ */
+class VpnTunnelsScopedListWarning {
+  /**
+   * [Output Only] The warning type identifier for this warning.
+   * Possible string values are:
+   * - "DEPRECATED_RESOURCE_USED"
+   * - "DISK_SIZE_LARGER_THAN_IMAGE_SIZE"
+   * - "INJECTED_KERNELS_DEPRECATED"
+   * - "NEXT_HOP_ADDRESS_NOT_ASSIGNED"
+   * - "NEXT_HOP_CANNOT_IP_FORWARD"
+   * - "NEXT_HOP_INSTANCE_NOT_FOUND"
+   * - "NEXT_HOP_INSTANCE_NOT_ON_NETWORK"
+   * - "NEXT_HOP_NOT_RUNNING"
+   * - "NO_RESULTS_ON_PAGE"
+   * - "REQUIRED_TOS_AGREEMENT"
+   * - "RESOURCE_NOT_DELETED"
+   * - "SINGLE_INSTANCE_PROPERTY_TEMPLATE"
+   * - "UNREACHABLE"
+   */
+  core.String code;
+
+  /** [Output Only] Metadata for this warning in key: value format. */
+  core.List<VpnTunnelsScopedListWarningData> data;
+
+  /** [Output Only] Optional human-readable details for this warning. */
+  core.String message;
+
+
+  VpnTunnelsScopedListWarning();
+
+  VpnTunnelsScopedListWarning.fromJson(core.Map _json) {
+    if (_json.containsKey("code")) {
+      code = _json["code"];
+    }
+    if (_json.containsKey("data")) {
+      data = _json["data"].map((value) => new VpnTunnelsScopedListWarningData.fromJson(value)).toList();
+    }
+    if (_json.containsKey("message")) {
+      message = _json["message"];
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (code != null) {
+      _json["code"] = code;
+    }
+    if (data != null) {
+      _json["data"] = data.map((value) => (value).toJson()).toList();
+    }
+    if (message != null) {
+      _json["message"] = message;
+    }
+    return _json;
+  }
+}
+
+
+class VpnTunnelsScopedList {
+  /** List of vpn tunnels contained in this scope. */
+  core.List<VpnTunnel> vpnTunnels;
+
+  /**
+   * Informational warning which replaces the list of addresses when the list is
+   * empty.
+   */
+  VpnTunnelsScopedListWarning warning;
+
+
+  VpnTunnelsScopedList();
+
+  VpnTunnelsScopedList.fromJson(core.Map _json) {
+    if (_json.containsKey("vpnTunnels")) {
+      vpnTunnels = _json["vpnTunnels"].map((value) => new VpnTunnel.fromJson(value)).toList();
+    }
+    if (_json.containsKey("warning")) {
+      warning = new VpnTunnelsScopedListWarning.fromJson(_json["warning"]);
+    }
+  }
+
+  core.Map toJson() {
+    var _json = new core.Map();
+    if (vpnTunnels != null) {
+      _json["vpnTunnels"] = vpnTunnels.map((value) => (value).toJson()).toList();
+    }
+    if (warning != null) {
+      _json["warning"] = (warning).toJson();
+    }
+    return _json;
+  }
+}
+
+
+class ZoneMaintenanceWindows {
+  /**
+   * [Output Only] Starting time of the maintenance window, in RFC3339 format.
+   */
+  core.String beginTime;
+
+  /** [Output Only] Textual description of the maintenance window. */
   core.String description;
 
-  /** Host portion of the URL. */
-  core.String host;
-
-  /** Path portion of the URL. */
-  core.String path;
-
-  /** Expected BackendService resource the given URL should be mapped to. */
-  core.String service;
-
-
-  UrlMapTest();
-
-  UrlMapTest.fromJson(core.Map _json) {
-    if (_json.containsKey("description")) {
-      description = _json["description"];
-    }
-    if (_json.containsKey("host")) {
-      host = _json["host"];
-    }
-    if (_json.containsKey("path")) {
-      path = _json["path"];
-    }
-    if (_json.containsKey("service")) {
-      service = _json["service"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (description != null) {
-      _json["description"] = description;
-    }
-    if (host != null) {
-      _json["host"] = host;
-    }
-    if (path != null) {
-      _json["path"] = path;
-    }
-    if (service != null) {
-      _json["service"] = service;
-    }
-    return _json;
-  }
-}
-
-
-/** Message representing the validation result for a UrlMap. */
-class UrlMapValidationResult {
-  /** Not documented yet. */
-  core.List<core.String> loadErrors;
-
-  /**
-   * Whether the given UrlMap can be successfully loaded. If false, 'loadErrors'
-   * indicates the reasons.
-   */
-  core.bool loadSucceeded;
-
-  /** Not documented yet. */
-  core.List<TestFailure> testFailures;
-
-  /**
-   * If successfully loaded, this field indicates whether the test passed. If
-   * false, 'testFailures's indicate the reason of failure.
-   */
-  core.bool testPassed;
-
-
-  UrlMapValidationResult();
-
-  UrlMapValidationResult.fromJson(core.Map _json) {
-    if (_json.containsKey("loadErrors")) {
-      loadErrors = _json["loadErrors"];
-    }
-    if (_json.containsKey("loadSucceeded")) {
-      loadSucceeded = _json["loadSucceeded"];
-    }
-    if (_json.containsKey("testFailures")) {
-      testFailures = _json["testFailures"].map((value) => new TestFailure.fromJson(value)).toList();
-    }
-    if (_json.containsKey("testPassed")) {
-      testPassed = _json["testPassed"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (loadErrors != null) {
-      _json["loadErrors"] = loadErrors;
-    }
-    if (loadSucceeded != null) {
-      _json["loadSucceeded"] = loadSucceeded;
-    }
-    if (testFailures != null) {
-      _json["testFailures"] = testFailures.map((value) => (value).toJson()).toList();
-    }
-    if (testPassed != null) {
-      _json["testPassed"] = testPassed;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class UrlMapsValidateRequest {
-  /** Content of the UrlMap to be validated. */
-  UrlMap resource;
-
-
-  UrlMapsValidateRequest();
-
-  UrlMapsValidateRequest.fromJson(core.Map _json) {
-    if (_json.containsKey("resource")) {
-      resource = new UrlMap.fromJson(_json["resource"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (resource != null) {
-      _json["resource"] = (resource).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class UrlMapsValidateResponse {
-  /** Not documented yet. */
-  UrlMapValidationResult result;
-
-
-  UrlMapsValidateResponse();
-
-  UrlMapsValidateResponse.fromJson(core.Map _json) {
-    if (_json.containsKey("result")) {
-      result = new UrlMapValidationResult.fromJson(_json["result"]);
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (result != null) {
-      _json["result"] = (result).toJson();
-    }
-    return _json;
-  }
-}
-
-
-/**
- * The location in Cloud Storage and naming method of the daily usage report.
- * Contains bucket_name and report_name prefix.
- */
-class UsageExportLocation {
-  /**
-   * The name of an existing bucket in Cloud Storage where the usage report
-   * object is stored. The Google Service Account is granted write access to
-   * this bucket. This is simply the bucket name, with no "gs://" or
-   * "https://storage.googleapis.com/" in front of it.
-   */
-  core.String bucketName;
-
-  /**
-   * An optional prefix for the name of the usage report object stored in
-   * bucket_name. If not supplied, defaults to "usage_". The report is stored as
-   * a CSV file named _gce_.csv. where  is the day of the usage according to
-   * Pacific Time. The prefix should conform to Cloud Storage object naming
-   * conventions.
-   */
-  core.String reportNamePrefix;
-
-
-  UsageExportLocation();
-
-  UsageExportLocation.fromJson(core.Map _json) {
-    if (_json.containsKey("bucketName")) {
-      bucketName = _json["bucketName"];
-    }
-    if (_json.containsKey("reportNamePrefix")) {
-      reportNamePrefix = _json["reportNamePrefix"];
-    }
-  }
-
-  core.Map toJson() {
-    var _json = new core.Map();
-    if (bucketName != null) {
-      _json["bucketName"] = bucketName;
-    }
-    if (reportNamePrefix != null) {
-      _json["reportNamePrefix"] = reportNamePrefix;
-    }
-    return _json;
-  }
-}
-
-
-/** Not documented yet. */
-class ZoneMaintenanceWindows {
-  /** Begin time of the maintenance window, in RFC 3339 format. */
-  core.String beginTime;
-
-  /** Textual description of the maintenance window. */
-  core.String description;
-
-  /** End time of the maintenance window, in RFC 3339 format. */
+  /**
+   * [Output Only] Ending time of the maintenance window, in RFC3339 format.
+   */
   core.String endTime;
 
-  /** Name of the maintenance window. */
+  /** [Output Only] Name of the maintenance window. */
   core.String name;
 
 
   ZoneMaintenanceWindows();
 
   ZoneMaintenanceWindows.fromJson(core.Map _json) {
     if (_json.containsKey("beginTime")) {
       beginTime = _json["beginTime"];
     }
     if (_json.containsKey("description")) {
@@ skipping 19 matching lines @@
       _json["endTime"] = endTime;
     }
     if (name != null) {
       _json["name"] = name;
     }
     return _json;
   }
 }
 
 
-/** A zone resource. */
+/** A Zone resource. */
 class Zone {
-  /** Creation timestamp in RFC3339 text format (output only). */
+  /** [Output Only] Creation timestamp in RFC3339 text format. */
   core.String creationTimestamp;
 
-  /** The deprecation status associated with this zone. */
+  /** [Output Only] The deprecation status associated with this zone. */
   DeprecationStatus deprecated;
 
-  /** Textual description of the resource. */
+  /** [Output Only] Textual description of the resource. */
   core.String description;
 
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** Type of the resource. */
+  /** [Output Only] Type of the resource. Always kind#zone for zones. */
   core.String kind;
 
   /**
-   * Scheduled maintenance windows for the zone. When the zone is in a
-   * maintenance window, all resources which reside in the zone will be
-   * unavailable.
+   * [Output Only] Any scheduled maintenance windows for this zone. When the
+   * zone is in a maintenance window, all resources which reside in the zone
+   * will be unavailable. For more information, see Maintenance Windows
    */
   core.List<ZoneMaintenanceWindows> maintenanceWindows;
 
-  /** Name of the resource. */
+  /** [Output Only] Name of the resource. */
   core.String name;
 
-  /** Full URL reference to the region which hosts the zone (output only). */
+  /** [Output Only] Full URL reference to the region which hosts the zone. */
   core.String region;
 
-  /** Server defined URL for the resource (output only). */
+  /** [Output Only] Server defined URL for the resource. */
   core.String selfLink;
 
   /**
-   * Status of the zone. "UP" or "DOWN".
+   * [Output Only] Status of the zone, either UP or DOWN.
    * Possible string values are:
    * - "DOWN"
    * - "UP"
    */
   core.String status;
 
 
   Zone();
 
   Zone.fromJson(core.Map _json) {
@@ skipping 62 matching lines @@
       _json["status"] = status;
     }
     return _json;
   }
 }
 
 
 /** Contains a list of zone resources. */
 class ZoneList {
   /**
-   * Unique identifier for the resource; defined by the server (output only).
+   * [Output Only] Unique identifier for the resource; defined by the server.
    */
   core.String id;
 
-  /** A list of Zone resources. */
+  /** [Output Only] A list of Zone resources. */
   core.List<Zone> items;
 
   /** Type of resource. */
   core.String kind;
 
-  /** A token used to continue a truncated list request (output only). */
+  /** [Output Only] A token used to continue a truncated list request. */
   core.String nextPageToken;
 
   /** Server defined URL for this resource (output only). */
   core.String selfLink;
 
 
   ZoneList();
 
   ZoneList.fromJson(core.Map _json) {
     if (_json.containsKey("id")) {
@@ skipping 26 matching lines @@
     }
     if (nextPageToken != null) {
       _json["nextPageToken"] = nextPageToken;
     }
     if (selfLink != null) {
       _json["selfLink"] = selfLink;
     }
     return _json;
   }
 }
-
-