Updated remoting.xhr API to use promises. Removed access to the native

remoting/webapp/crd/js/me2me_connect_flow.js

 // Copyright 2015 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.
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 (function() {
 
 'use strict';
@@ skipping 56 matching lines @@
 
 
 /** @private */
 remoting.HostNeedsUpdateDialog.prototype.onOK_ = function() {
   this.deferred_.resolve();
   this.cleanup_();
 };
 
 /** @private */
 remoting.HostNeedsUpdateDialog.prototype.onCancel_ = function() {
-  this.deferred_.reject(remoting.Error.CANCELLED);
+  this.deferred_.reject(new remoting.Error(remoting.Error.Tag.CANCELLED));
   this.cleanup_();
 };
 
 /**
  * @param {HTMLElement} rootElement
  * @param {remoting.Host} host
  * @constructor
  */
 remoting.PinDialog = function(rootElement, host) {
   /** @private */
@@ skipping 68 matching lines @@
 };
 
 /** @private */
 remoting.PinDialog.prototype.onConnect_ = function() {
   this.deferred_.resolve(this.pinInput_.value);
   remoting.setMode(remoting.AppMode.CLIENT_CONNECTING);
 };
 
 /** @private */
 remoting.PinDialog.prototype.onCancel_ = function() {
-  this.deferred_.reject(remoting.Error.CANCELLED);
+  this.deferred_.reject(new remoting.Error(remoting.Error.Tag.CANCELLED));
   remoting.setMode(remoting.AppMode.HOME);
 };
 
 })();