Mac: Eliminate unintended "menu" method overrides.

chrome/browser/cocoa/back_forward_menu_controller.h

 // 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_COCOA_BACK_FORWARD_MENU_CONTROLLER_H_
 #define CHROME_BROWSER_COCOA_BACK_FORWARD_MENU_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/scoped_nsobject.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/back_forward_menu_model.h"
 
 @class DelayedMenuButton;
 
 typedef BackForwardMenuModel::ModelType BackForwardMenuType;
 const BackForwardMenuType BACK_FORWARD_MENU_TYPE_BACK =
     BackForwardMenuModel::BACKWARD_MENU;
 const BackForwardMenuType BACK_FORWARD_MENU_TYPE_FORWARD =
     BackForwardMenuModel::FORWARD_MENU;
 
 // A class that manages the back/forward menu (and delayed-menu button, and
 // model).
 
 @interface BackForwardMenuController : NSObject {
  @private
   BackForwardMenuType type_;
   DelayedMenuButton* button_;           // Weak; comes from nib.
   scoped_ptr<BackForwardMenuModel> model_;
-  scoped_nsobject<NSMenu> menu_;
+  scoped_nsobject<NSMenu> backForwardMenu_;
 }
 
 // Type (back or forwards); can only be set on initialization.
 @property(readonly, nonatomic) BackForwardMenuType type;
 
 - (id)initWithBrowser:(Browser*)browser
             modelType:(BackForwardMenuType)type
                button:(DelayedMenuButton*)button;
 
 @end  // @interface BackForwardMenuController
 
 #endif  // CHROME_BROWSER_COCOA_BACK_FORWARD_MENU_CONTROLLER_H_