mac: Remove now-unneeded includes of cocoa_protocols.h

chrome/browser/ui/cocoa/menu_controller.h

 // Copyright (c) 2012 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_UI_COCOA_MENU_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_MENU_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
-#import "base/mac/cocoa_protocols.h"
 #include "base/memory/scoped_nsobject.h"
 
 namespace ui {
 class MenuModel;
 }
 
 // A controller for the cross-platform menu model. The menu that's created
 // has the tag and represented object set for each menu item. The object is a
 // NSValue holding a pointer to the model for that level of the menu (to
 // allow for hierarchical menus). The tag is the index into that model for
@@ skipping 47 matching lines @@
 // Protected methods that subclassers can override.
 @interface MenuController (Protected)
 - (void)addItemToMenu:(NSMenu*)menu
               atIndex:(NSInteger)index
             fromModel:(ui::MenuModel*)model
            modelIndex:(int)modelIndex;
 - (NSMenu*)menuFromModel:(ui::MenuModel*)model;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_MENU_CONTROLLER_H_