Remove keyIdentifier usage in chrome/browser/resources/*

chrome/browser/resources/options/home_page_overlay.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.
 
 cr.define('options', function() {
   /** @const */ var Page = cr.ui.pageManager.Page;
   /** @const */ var SettingsDialog = options.SettingsDialog;
 
   /**
    * HomePageOverlay class
@@ skipping 27 matching lines @@
 
       var self = this;
       options.Preferences.getInstance().addEventListener(
           'homepage_is_newtabpage',
           this.handleHomepageIsNTPPrefChange.bind(this));
 
       var urlField = $('homepage-url-field');
       urlField.addEventListener('keydown', function(event) {
         // Don't auto-submit when the user selects something from the
         // auto-complete list.
-        if (event.keyIdentifier == 'Enter' && !self.autocompleteList_.hidden)
+        if (event.key == 'Enter' && !self.autocompleteList_.hidden)
           event.stopPropagation();
       });
       urlField.addEventListener('change', this.updateFavicon_.bind(this));
 
       var suggestionList = new cr.ui.AutocompleteList();
       suggestionList.autoExpands = true;
       suggestionList.requestSuggestions =
           this.requestAutocompleteSuggestions_.bind(this);
       $('home-page-overlay').appendChild(suggestionList);
       this.autocompleteList_ = suggestionList;
@@ skipping 87 matching lines @@
   HomePageOverlay.updateAutocompleteSuggestions = function() {
     var instance = HomePageOverlay.getInstance();
     instance.updateAutocompleteSuggestions_.apply(instance, arguments);
   };
 
   // Export
   return {
     HomePageOverlay: HomePageOverlay
   };
 });