Eradicate keyIndentifier from devtools/*

third_party/WebKit/Source/devtools/front_end/profiler/ProfilesPanel.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 487 matching lines @@
     WebInspector.targetManager.addEventListener(WebInspector.TargetManager.Events.SuspendStateChanged, this._onSuspendStateChanged, this);
 }
 
 WebInspector.ProfilesPanel.prototype = {
     /**
      * @param {!Event} event
      */
     _onKeyDown: function(event)
     {
         var handled = false;
-        if (event.keyIdentifier === "Down" && !event.altKey)
+        if (event.key === "ArrowDown" && !event.altKey)
             handled = this._sidebarTree.selectNext();
-        else if (event.keyIdentifier === "Up" && !event.altKey)
+        else if (event.key === "ArrowUp" && !event.altKey)
             handled = this._sidebarTree.selectPrevious();
         if (handled)
             event.consume(true);
     },
 
     /**
      * @override
      * @return {?WebInspector.SearchableView}
      */
     searchableView: function()
@@ skipping 786 matching lines @@
      * @return {boolean}
      */
     handleAction: function(context, actionId)
     {
         var panel = WebInspector.context.flavor(WebInspector.ProfilesPanel);
         console.assert(panel && panel instanceof WebInspector.ProfilesPanel);
         panel.toggleRecord();
         return true;
     }
 }