[Chromoting] Break up the webapp's init function into smaller chunks.

remoting/webapp/crd/js/event_handlers.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 || {};
 
-function onLoad() {
+remoting.initEventHandlers = function() {
   var goHome = function() {
     remoting.setMode(remoting.AppMode.HOME);
   };
   var goEnterAccessCode = function() {
     // We don't need a token until we authenticate, but asking for one here
     // handles the token-expired case earlier, avoiding asking the user for
     // the access code both before and after re-authentication.
     remoting.identity.callWithToken(
         /** @param {string} token */
         function(token) {
@@ skipping 87 matching lines @@
       { event: 'click', id: 'auth-button', fn: doAuthRedirect },
       { event: 'click', id: 'cancel-connect-button', fn: goHome },
       { event: 'click', id: 'sign-out', fn:remoting.signOut },
       { event: 'click', id: 'token-refresh-error-ok', fn: goHome },
       { event: 'click', id: 'token-refresh-error-sign-in', fn: fixAuthError }
   ];
   registerEventListeners(it2me_actions);
   registerEventListeners(me2me_actions);
   registerEventListeners(host_actions);
   registerEventListeners(auth_actions);
-  remoting.init();
 
   window.addEventListener('resize', remoting.onResize, false);
   // When a window goes full-screen, a resize event is triggered, but the
   // Fullscreen.isActive call is not guaranteed to return true until the
   // full-screen event is triggered. In apps v2, the size of the window's
   // client area is calculated differently in full-screen mode, so register
   // for both events.
   remoting.fullscreen.addListener(remoting.onResize);
   if (!base.isAppsV2()) {
     window.addEventListener('beforeunload', remoting.promptClose, false);
@@ skipping 21 matching lines @@
 function registerEventListener(id, eventname, fn) {
   var element = document.getElementById(id);
   if (element) {
     element.addEventListener(eventname, fn, false);
   } else {
     console.error('Could not set ' + eventname +
         ' event handler on element ' + id +
         ': element not found.');
   }
 }
-
-window.addEventListener('load', onLoad, false);