Remove keyIdentifier usage in chrome/browser/resources/*

chrome/browser/resources/options/inline_editable_list.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 DeletableItem = options.DeletableItem;
   /** @const */ var DeletableItemList = options.DeletableItemList;
 
   /**
    * Creates a new list item with support for inline editing.
@@ skipping 462 matching lines @@
      * Called when a key is pressed. Handles committing and canceling edits.
      * @param {Event} e The key down event.
      * @private
      */
     handleKeyDown_: function(e) {
       if (!this.editing)
         return;
 
       var endEdit = false;
       var handledKey = true;
-      switch (e.keyIdentifier) {
-        case 'U+001B':  // Esc
+      switch (e.key) {
+        case 'Escape':
           this.editCancelled_ = true;
           endEdit = true;
           break;
         case 'Enter':
           if (this.currentInputIsValid)
             endEdit = true;
           break;
         default:
           handledKey = false;
       }
@@ skipping 270 matching lines @@
           this.getListItemByIndex(0));
     },
   };
 
   // Export
   return {
     InlineEditableItem: InlineEditableItem,
     InlineEditableItemList: InlineEditableItemList,
   };
 });