Initial draft of ChromeVox Next tutorial.

chrome/browser/resources/chromeos/chromevox/cvox2/background/background.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.
 
 /**
  * @fileoverview The entry point for all ChromeVox2 related code for the
  * background page.
  */
 
 goog.provide('Background');
@@ skipping 389 matching lines @@
 
     // These commands don't require a current range and work in all modes.
     switch (command) {
       case 'toggleChromeVoxVersion':
         if (!this.toggleNext())
           return false;
         if (this.currentRange_)
           this.navigateToRange(this.currentRange_);
         break;
       case 'showNextUpdatePage':
-        var nextUpdatePage = {url: 'cvox2/background/next_update.html'};
-        chrome.tabs.create(nextUpdatePage);
+        (new PanelCommand(PanelCommandType.TUTORIAL)).send();
         return false;
       default:
         break;
     }
 
     // Require a current range.
     if (!this.currentRange_)
       return true;
 
     // Next/compat commands hereafter.
@@ skipping 808 matching lines @@
   return new RegExp('^(' + globs.map(function(glob) {
     return glob.replace(/[.+^$(){}|[\]\\]/g, '\\$&')
         .replace(/\*/g, '.*')
         .replace(/\?/g, '.');
   }).join('|') + ')$');
 };
 
 new Background();
 
 });  // goog.scope