Changed identity API to use promises instead of callbacks.

remoting/webapp/crd/js/host_list_api_impl.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * REST API for host-list management.
  */
 
 'use strict';
@@ skipping 17 matching lines @@
 remoting.HostListApiImpl.prototype.get = function(onDone, onError) {
   /** @type {function(XMLHttpRequest):void} */
   var parseHostListResponse =
       this.parseHostListResponse_.bind(this, onDone, onError)
   /** @param {string} token */
   var onToken = function(token) {
     var headers = { 'Authorization': 'OAuth ' + token };
     remoting.xhr.get(remoting.settings.DIRECTORY_API_BASE_URL + '/@me/hosts',
                      parseHostListResponse, '', headers);
   };
-  remoting.identity.callWithToken(onToken, onError);
+  remoting.identity.getToken().then(onToken, remoting.Error.handler(onError));
 };
 
 /**
  * Update the information for a host.
  *
  * @param {function():void} onDone
  * @param {function(remoting.Error):void} onError
  * @param {string} hostId
  * @param {string} hostName
  * @param {string} hostPublicKey
@@ skipping 12 matching lines @@
         'hostName': hostName,
         'publicKey': hostPublicKey
       }
     };
     remoting.xhr.put(
         remoting.settings.DIRECTORY_API_BASE_URL + '/@me/hosts/' + hostId,
         remoting.xhr.defaultResponse(onDone, onError),
         JSON.stringify(newHostDetails),
         headers);
   };
-  remoting.identity.callWithToken(onToken, onError);
+  remoting.identity.getToken().then(onToken, remoting.Error.handler(onError));
 };
 
 /**
  * Delete a host.
  *
  * @param {function():void} onDone
  * @param {function(remoting.Error):void} onError
  * @param {string} hostId
  */
 remoting.HostListApiImpl.prototype.remove = function(hostId, onDone, onError) {
   /** @param {string} token */
   var onToken = function(token) {
     var headers = { 'Authorization': 'OAuth ' + token };
     remoting.xhr.remove(
         remoting.settings.DIRECTORY_API_BASE_URL + '/@me/hosts/' + hostId,
         remoting.xhr.defaultResponse(onDone, onError),
         '', headers);
   };
-  remoting.identity.callWithToken(onToken, onError);
+  remoting.identity.getToken().then(onToken, remoting.Error.handler(onError));
 };
 
 /**
  * Handle the results of the host list request.  A success response will
  * include a JSON-encoded list of host descriptions, which is parsed and
  * passed to the callback.
  *
  * @param {function(Array<remoting.Host>):void} onDone
  * @param {function(remoting.Error):void} onError
  * @param {XMLHttpRequest} xhr
@@ skipping 25 matching lines @@
       });
       onDone(hosts);
     }
   } else {
     onError(remoting.Error.fromHttpStatus(xhr.status));
   }
 };
 
 /** @type {remoting.HostListApi} */
 remoting.hostListApi = new remoting.HostListApiImpl();