Roll of googleapis as of 4/7/2015.

discovery/googleapis_beta/cloudmonitoring__v2beta2.json

 {
     "auth": {
         "oauth2": {
             "scopes": {
                 "https://www.googleapis.com/auth/monitoring": {
                     "description": "View and write monitoring data for all of your Google and third-party Cloud and API projects"
                 }
             }
         }
     },
     "basePath": "/cloudmonitoring/v2beta2/projects/",
     "baseUrl": "https://www.googleapis.com/cloudmonitoring/v2beta2/projects/",
     "batchPath": "batch",
     "canonicalName": "Cloud Monitoring",
     "description": "API for accessing Google Cloud and API monitoring data.",
     "discoveryVersion": "v1",
     "documentationLink": "https://cloud.google.com/monitoring/v2beta2/",
-    "etag": "\"ye6orv2F-1npMW3u9suM3a7C5Bo/W-CYad3sVi3av-L2zzzQukVGZ3g\"",
+    "etag": "\"ye6orv2F-1npMW3u9suM3a7C5Bo/3DSYNWNR337DSanxbXP8iK4KQaY\"",
     "icons": {
         "x16": "http://www.google.com/images/icons/product/search-16.gif",
         "x32": "http://www.google.com/images/icons/product/search-32.gif"
     },
     "id": "cloudmonitoring:v2beta2",
     "kind": "discovery#restDescription",
     "name": "cloudmonitoring",
     "ownerDomain": "google.com",
     "ownerName": "Google",
     "parameters": {
@@ skipping 154 matching lines @@
                     "description": "List the data points of the time series that match the metric and labels values and that have data points in the interval. Large responses are paginated; use the nextPageToken returned in the response to request subsequent pages of results by setting the pageToken query parameter to the value of the nextPageToken.",
                     "httpMethod": "GET",
                     "id": "cloudmonitoring.timeseries.list",
                     "parameterOrder": [
                         "project",
                         "metric",
                         "youngest"
                     ],
                     "parameters": {
                         "aggregator": {
-                            "description": "The aggregation function that will reduce the data points in each window to a single point. This parameter is only valid for non-cumulative metric types.",
+                            "description": "The aggregation function that will reduce the data points in each window to a single point. This parameter is only valid for non-cumulative metrics with a value type of INT64 or DOUBLE.",
                             "enum": [
                                 "max",
                                 "mean",
                                 "min",
                                 "sum"
                             ],
                             "enumDescriptions": [
                                 "",
                                 "",
                                 "",
@@ skipping 104 matching lines @@
                     "description": "List the descriptors of the time series that match the metric and labels values and that have data points in the interval. Large responses are paginated; use the nextPageToken returned in the response to request subsequent pages of results by setting the pageToken query parameter to the value of the nextPageToken.",
                     "httpMethod": "GET",
                     "id": "cloudmonitoring.timeseriesDescriptors.list",
                     "parameterOrder": [
                         "project",
                         "metric",
                         "youngest"
                     ],
                     "parameters": {
                         "aggregator": {
-                            "description": "The aggregation function that will reduce the data points in each window to a single point. This parameter is only valid for non-cumulative metric types.",
+                            "description": "The aggregation function that will reduce the data points in each window to a single point. This parameter is only valid for non-cumulative metrics with a value type of INT64 or DOUBLE.",
                             "enum": [
                                 "max",
                                 "mean",
                                 "min",
                                 "sum"
                             ],
                             "enumDescriptions": [
                                 "",
                                 "",
                                 "",
@@ skipping 66 matching lines @@
                     "response": {
                         "$ref": "ListTimeseriesDescriptorsResponse"
                     },
                     "scopes": [
                         "https://www.googleapis.com/auth/monitoring"
                     ]
                 }
             }
         }
     },
-    "revision": "20150109",
+    "revision": "20150303",
     "rootUrl": "https://www.googleapis.com/",
     "schemas": {
         "DeleteMetricDescriptorResponse": {
             "description": "The response of cloudmonitoring.metricDescriptors.delete.",
             "id": "DeleteMetricDescriptorResponse",
             "properties": {
                 "kind": {
                     "default": "cloudmonitoring#deleteMetricDescriptorResponse",
                     "description": "Identifies what kind of resource this is. Value: the fixed string \"cloudmonitoring#deleteMetricDescriptorResponse\".",
                     "type": "string"
@@ skipping 405 matching lines @@
                     "type": "string"
                 }
             },
             "type": "object"
         }
     },
     "servicePath": "cloudmonitoring/v2beta2/projects/",
     "title": "Cloud Monitoring API",
     "version": "v2beta2"
 }