Make back forward menu model a MenuModel....

chrome/browser/gtk/back_forward_menu_model_gtk.h

Index: chrome/browser/gtk/back_forward_menu_model_gtk.h
===================================================================
--- chrome/browser/gtk/back_forward_menu_model_gtk.h	(revision 35347)
+++ chrome/browser/gtk/back_forward_menu_model_gtk.h	(working copy)
@@ -1,42 +0,0 @@
-// Copyright (c) 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_GTK_BACK_FORWARD_MENU_MODEL_GTK_H_
-#define CHROME_BROWSER_GTK_BACK_FORWARD_MENU_MODEL_GTK_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-
-#include "chrome/browser/back_forward_menu_model.h"
-#include "chrome/browser/gtk/menu_gtk.h"
-
-class BackForwardButtonGtk;
-
-// For the most part, this class simply passes calls through to
-// the BackForwardMenuModel.
-class BackForwardMenuModelGtk : public BackForwardMenuModel,
-                                public MenuGtk::Delegate {
- public:
-  BackForwardMenuModelGtk(Browser* browser, ModelType model_type,
-                          BackForwardButtonGtk* button);
-
-  // MenuGtk::Delegate
-  virtual int GetItemCount() const;
-  virtual bool IsItemSeparator(int menu_id) const;
-  virtual std::string GetLabel(int menu_id) const;
-  virtual bool HasIcon(int menu_id) const;
-  virtual const SkBitmap* GetIcon(int menu_id) const;
-  virtual bool IsCommandEnabled(int command_id) const;
-  virtual void ExecuteCommand(int command_id);
-  virtual void StoppedShowing();
-  virtual bool AlwaysShowImages() const;
-
- private:
-  BackForwardButtonGtk* button_;
-
-  DISALLOW_COPY_AND_ASSIGN(BackForwardMenuModelGtk);
-};
-
-#endif  // CHROME_BROWSER_GTK_BACK_FORWARD_MENU_MODEL_GTK_H_