Refactor: remove a Chromevox abstract class.

chrome/browser/resources/chromeos/chromevox/chromevox/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 Script that runs on the background page.
  *
  */
 
 goog.provide('cvox.ChromeVoxBackground');
 
 goog.require('cvox.AbstractEarcons');
 goog.require('cvox.AccessibilityApiHandler');
 goog.require('cvox.BrailleBackground');
 goog.require('cvox.BrailleCaptionsBackground');
-goog.require('cvox.ChromeMsgs');
 goog.require('cvox.ChromeVox');
 goog.require('cvox.ChromeVoxEditableTextBase');
 goog.require('cvox.ChromeVoxPrefs');
 goog.require('cvox.CompositeTts');
 goog.require('cvox.ConsoleTts');
 goog.require('cvox.EarconsBackground');
 goog.require('cvox.ExtensionBridge');
 goog.require('cvox.HostFactory');
 goog.require('cvox.InjectedScriptLoader');
+goog.require('cvox.Msgs');
 goog.require('cvox.NavBraille');
 // TODO(dtseng): This is required to prevent Closure from stripping our export
 // prefs on window.
 goog.require('cvox.OptionsPage');
 goog.require('cvox.PlatformFilter');
 goog.require('cvox.PlatformUtil');
 goog.require('cvox.TabsApiHandler');
 goog.require('cvox.TtsBackground');
 
 
@@ skipping 13 matching lines @@
 cvox.ChromeVoxBackground.prototype.init = function() {
   // In the case of ChromeOS, only continue initialization if this instance of
   // ChromeVox is as we expect. This prevents ChromeVox from the webstore from
   // running.
   if (cvox.ChromeVox.isChromeOS &&
       chrome.i18n.getMessage('@@extension_id') !=
           'mndnfokpggljbaajbnioimlmbfngpief') {
     return;
   }
 
-  cvox.ChromeVox.msgs = cvox.HostFactory.getMsgs();
+  cvox.ChromeVox.msgs = new cvox.Msgs();
   this.prefs = new cvox.ChromeVoxPrefs();
   this.readPrefs();
 
   var consoleTts = cvox.ConsoleTts.getInstance();
   consoleTts.setEnabled(true);
 
   /**
    * Chrome's actual TTS which knows and cares about pitch, volume, etc.
    * @type {cvox.TtsBackground}
    * @private
@@ skipping 467 matching lines @@
   var background = new cvox.ChromeVoxBackground();
   background.init();
   window['speak'] = goog.bind(background.tts.speak, background.tts);
 
   // Export the prefs object for access by the options page.
   window['prefs'] = background.prefs;
 
   // Export the braille object for access by the options page.
   window['braille'] = cvox.ChromeVox.braille;
 })();