Implement exponential backoff for failed Me2Me authentication attempts

remoting/webapp/remoting.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.
 
 'use strict';
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 /** @type {remoting.HostSession} */ remoting.hostSession = null;
 
 /**
  * @enum {string} All error messages from messages.json
  */
 remoting.Error = {
   NO_RESPONSE: /*i18n-content*/'ERROR_NO_RESPONSE',
   INVALID_ACCESS_CODE: /*i18n-content*/'ERROR_INVALID_ACCESS_CODE',
   MISSING_PLUGIN: /*i18n-content*/'ERROR_MISSING_PLUGIN',
   AUTHENTICATION_FAILED: /*i18n-content*/'ERROR_AUTHENTICATION_FAILED',
   HOST_IS_OFFLINE: /*i18n-content*/'ERROR_HOST_IS_OFFLINE',
   INCOMPATIBLE_PROTOCOL: /*i18n-content*/'ERROR_INCOMPATIBLE_PROTOCOL',
   BAD_PLUGIN_VERSION: /*i18n-content*/'ERROR_BAD_PLUGIN_VERSION',
   NETWORK_FAILURE: /*i18n-content*/'ERROR_NETWORK_FAILURE',
+  HOST_IS_DISABLED: /*i18n-content*/'ERROR_HOST_IS_DISABLED',
   GENERIC: /*i18n-content*/'ERROR_GENERIC',
   UNEXPECTED: /*i18n-content*/'ERROR_UNEXPECTED',
   SERVICE_UNAVAILABLE: /*i18n-content*/'ERROR_SERVICE_UNAVAILABLE'
 };
 
 /**
  * Entry point for app initialization.
  */
 remoting.init = function() {
   remoting.logExtensionInfoAsync_();
@@ skipping 199 matching lines @@
  */
 function getUrlParameters_() {
   var result = {};
   var parts = window.location.search.substring(1).split('&');
   for (var i = 0; i < parts.length; i++) {
     var pair = parts[i].split('=');
     result[pair[0]] = decodeURIComponent(pair[1]);
   }
   return result;
 }