Rolling back change 22245.

chrome/browser/extensions/extension_host.h

 // Copyright (c) 2006-2009 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_
 
 #include <string>
 
 #include "base/scoped_ptr.h"
@@ skipping 106 matching lines @@
  private:
   // Whether to allow DOM automation for created RenderViewHosts. This is used
   // for testing.
   static bool enable_dom_automation_;
 
   // ExtensionFunctionDispatcher::Delegate
   // If this ExtensionHost has a view, this returns the Browser that view is a
   // part of.  If this is a global background page, we use the active Browser
   // instead.
   virtual Browser* GetBrowser();
-  virtual ExtensionHost* GetExtensionHost() { return this; }
 
   // The extension that we're hosting in this view.
   Extension* extension_;
 
   // The profile that this host is tied to.
   Profile* profile_;
 
   // Optional view that shows the rendered content in the UI.
 #if defined(TOOLKIT_VIEWS)
   scoped_ptr<ExtensionView> view_;
@@ skipping 12 matching lines @@
 
   // The URL being hosted.
   GURL url_;
 
   scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionHost);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_