Add IDS_ABOUT_CROS_VERSION_LICENSE support back to chrome://chrome

chrome/browser/resources/help/help.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.
 
 <include src="../uber/uber_utils.js">
 
 cr.define('help', function() {
   var localStrings = new LocalStrings();
 
   /**
@@ skipping 10 matching lines @@
      * Perform initial setup.
      */
     initialize: function() {
       uber.onContentFrameLoaded();
 
       // Set the title.
       var title = localStrings.getString('helpTitle');
       uber.invokeMethodOnParent('setTitle', {title: title});
 
       $('product-license').innerHTML = localStrings.getString('productLicense');
+      if (cr.isChromeOS)
+        $('product-os-license').innerHTML =
+            localStrings.getString('productOsLicense');
 
       var productTOS = $('product-tos');
       if (productTOS)
         productTOS.innerHTML = localStrings.getString('productTOS');
 
       $('get-help').onclick = chrome.send.bind(chrome, 'openHelpPage');
       $('report-issue').onclick =
           chrome.send.bind(chrome, 'openFeedbackDialog');
 
       this.maybeSetOnClick_($('more-info-expander'),
@@ skipping 211 matching lines @@
     HelpPage: HelpPage
   };
 });
 
 /**
  * onload listener to initialize the HelpPage.
  */
 window.onload = function() {
   help.HelpPage.getInstance().initialize();
 };