Changed identity API to use promises instead of callbacks.

remoting/webapp/crd/js/wcs_sandbox_container.js

 /* Copyright 2013 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
  * The application side of the application/sandbox WCS interface, used by the
  * application to exchange messages with the sandbox.
  */
@@ skipping 79 matching lines @@
   this.refreshAccessToken_();
   setInterval(this.refreshAccessToken_.bind(this), 60 * 1000);
   this.accessTokenRefreshTimerStarted_ = true;
 }
 
 /**
  * @private
  * @return {void} Nothing.
  */
 remoting.WcsSandboxContainer.prototype.refreshAccessToken_ = function() {
-  remoting.identity.callWithToken(
-      this.setAccessToken_.bind(this), this.onError_);
+  remoting.identity.getToken().then(
+      this.setAccessToken_.bind(this),
+      remoting.Error.handler(this.onError_));
 };
 
 /**
  * @private
  * @param {string} token The access token.
  * @return {void}
  */
 remoting.WcsSandboxContainer.prototype.setAccessToken_ = function(token) {
   var message = {
     'command': 'setAccessToken',
@@ skipping 168 matching lines @@
     'xhr': sanitizeXhr_(xhr)
   };
   this.sandbox_.postMessage(message, '*');
   if (xhr.readyState == 4) {
     delete this.pendingXhrs_[id];
   }
 }
 
 /** @type {remoting.WcsSandboxContainer} */
 remoting.wcsSandbox = null;