Prepare ChromeVox for webstore release.

chrome/browser/resources/chromeos/chromevox/cvox2/background/desktop_automation_handler.js

 // Copyright 2015 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 Handles automation from a desktop automation node.
  */
 
 goog.provide('DesktopAutomationHandler');
 
@@ skipping 83 matching lines @@
     if (!node)
       return;
 
     var prevRange = ChromeVoxState.instance.currentRange;
 
     ChromeVoxState.instance.setCurrentRange(cursors.Range.fromNode(node));
 
     // Don't process nodes inside of web content if ChromeVox Next is inactive.
     if (node.root.role != RoleType.desktop &&
         ChromeVoxState.instance.mode === ChromeVoxMode.CLASSIC) {
-      if (cvox.ChromeVox.isChromeOS)
-        chrome.accessibilityPrivate.setFocusRing([]);
+      chrome.accessibilityPrivate.setFocusRing([]);
       return;
     }
 
     // Don't output if focused node hasn't changed.
     if (prevRange &&
         evt.type == 'focus' &&
         ChromeVoxState.instance.currentRange.equals(prevRange))
       return;
 
     var output = new Output();
@@ skipping 277 matching lines @@
       this.textEditHandler_ = editing.TextEditHandler.createForNode(node);
     }
   }
 };
 
 /**
  * Initializes global state for DesktopAutomationHandler.
  * @private
  */
 DesktopAutomationHandler.init_ = function() {
-  if (cvox.ChromeVox.isMac)
-    return;
   chrome.automation.getDesktop(function(desktop) {
     ChromeVoxState.desktopAutomationHandler =
         new DesktopAutomationHandler(desktop);
   });
 };
 
 DesktopAutomationHandler.init_();
 
 });  // goog.scope