Improve HRD first run experience

remoting/webapp/crd/js/crd_main.js

 // Copyright 2014 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 || {};
 
 /**
@@ skipping 38 matching lines @@
         if (tab) {
           resolve(String(tab.id));
         }
         reject('Cannot retrieve the current tab.');
       });
     });
   };
 
   var onLoad = function() {
     // Parse URL parameters.
-    var urlParams = getUrlParameters_();
+    var urlParams = base.getUrlParameters();
     if ('mode' in urlParams) {
       if (urlParams['mode'] === 'me2me') {
         var hostId = urlParams['hostId'];
         remoting.connectMe2Me(hostId);
         return;
       } else if (urlParams['mode'] === 'hangout') {
         getCurrentId().then(
             /** @param {*} id */
             function(id) {
               /** @type {string} */
@@ skipping 111 matching lines @@
  * Entry point for test code. In order to make test and production
  * code as similar as possible, the same entry point is used for
  * production code, but since production code should never have
  * 'source' set to 'test', it continue with initialization
  * immediately. As a fail-safe, the mechanism by which initialization
  * completes when under test is controlled by a simple UI, making it
  * possible to use the app even if the previous assumption fails to
  * hold in some corner cases.
  */
 remoting.startDesktopRemotingForTesting = function() {
-  var urlParams = getUrlParameters_();
+  var urlParams = base.getUrlParameters();
   if (urlParams['source'] === 'test') {
     document.getElementById('browser-test-continue-init').addEventListener(
         'click', remoting.startDesktopRemoting, false);
     document.getElementById('browser-test-deferred-init').hidden = false;
   } else {
     remoting.startDesktopRemoting();
   }
 }
 
 
 remoting.startDesktopRemoting = function() {
   remoting.app = new remoting.Application();
   var desktop_remoting = new remoting.DesktopRemoting(remoting.app);
   remoting.app.start();
 };
 
 window.addEventListener('load', remoting.startDesktopRemotingForTesting, false);