DevTools: Revoke undo/redo due to inconsistent behavior determining the source of storage mutation

Source/devtools/front_end/DOMStorageItemsView.js

 /*
  * Copyright (C) 2008 Nokia Inc.  All rights reserved.
  * Copyright (C) 2013 Samsung Electronics. 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
@@ skipping 49 matching lines @@
     {
         this._update();
     },
 
     willHide: function()
     {
         this.deleteButton.visible = false;
     },
 
     /**
-     * @param {KeyboardEvent} event
-     */
-    handleShortcut: function(event)
-    {
-        if (WebInspector.KeyboardShortcut.eventHasCtrlOrMeta(event) && !event.shiftKey && event.keyIdentifier === "U+005A") { // Z key
-            this.domStorage.undo();
-            event.handled = true;
-            return;
-        }
-
-        var isRedoKey = WebInspector.isMac() ? event.metaKey && event.shiftKey && event.keyIdentifier === "U+005A" : // Z key
-                                               event.ctrlKey && event.keyIdentifier === "U+0059"; // Y key
-        if (isRedoKey) {
-            this.domStorage.redo();
-            event.handled = true;
-            return;
-        }
-    },
-
-    /**
      * @param {WebInspector.Event} event
      */
     _domStorageItemsCleared: function(event)
     {
         if (!this.isShowing() || !this._dataGrid)
             return;
 
         this._dataGrid.rootNode().removeChildren();
         this._dataGrid.addCreationNode(false);
         this.deleteButton.visible = false;
@@ skipping 172 matching lines @@
     {
         if (!node || node.isCreationNode)
             return;
 
         if (this.domStorage)
             this.domStorage.removeItem(node.data.key);
     },
 
     __proto__: WebInspector.View.prototype
 }