Handle authentication failures in the v2 app by restarting the app

remoting/webapp/js_proto/dom_proto.js

 // Copyright (c) 2012 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.
 
 // This file contains various hacks needed to inform JSCompiler of various
 // WebKit- and Chrome-specific properties and methods. It is used only with
 // JSCompiler to verify the type-correctness of our code.
 
 /** @type {Array.<string>} */
 ClipboardData.prototype.types;
@@ skipping 96 matching lines @@
  */
 Event.prototype.initMouseEvent = function(
     type, canBubble, cancelable, view, detail,
     screenX, screenY, clientX, clientY,
     ctrlKey, altKey, shiftKey, metaKey,
     button, relatedTarget) {};
 
 /** @type {Object} */
 Event.prototype.data = {};
 
+/**
+ * @param {*} value
+ * @return {boolean} whether value is an integer or not.
+ */
+Number.isInteger = function(value) {};
 
 // Chrome implements XMLHttpRequest.responseURL starting from Chrome 37.
 /** @type {string} */
 XMLHttpRequest.prototype.responseURL = "";