Mac/clang: Possibly contentious changes.

chrome/browser/cocoa/bookmark_menu_cocoa_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.
 
 // Controller (MVC) for the bookmark menu.
 // All bookmark menu item commands get directed here.
 // Unfortunately there is already a C++ class named BookmarkMenuController.
 
 #ifndef CHROME_BROWSER_COCOA_BOOKMARK_MENU_COCOA_CONTROLLER_H_
 #define CHROME_BROWSER_COCOA_BOOKMARK_MENU_COCOA_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/cocoa_protocols_mac.h"
 
 class BookmarkNode;
 class BookmarkMenuBridge;
 
 @interface BookmarkMenuCocoaController : NSObject<NSMenuDelegate> {
  @private
   BookmarkMenuBridge* bridge_;  // weak; owns me
 }
 
 // The Bookmarks menu
-@property (readonly) NSMenu* menu;
+@property (nonatomic, readonly) NSMenu* menu;
 
 // Return an autoreleased string to be used as a menu title for the
 // given bookmark node.
 + (NSString*)menuTitleForNode:(const BookmarkNode*)node;
 
 - (id)initWithBridge:(BookmarkMenuBridge *)bridge;
 
 // Called by any Bookmark menu item.
 // The menu item's tag is the bookmark ID.
 - (IBAction)openBookmarkMenuItem:(id)sender;
 
 @end  // BookmarkMenuCocoaController
 
 
 @interface BookmarkMenuCocoaController (ExposedForUnitTests)
 - (const BookmarkNode*)nodeForIdentifier:(int)identifier;
 - (void)openURLForNode:(const BookmarkNode*)node;
 @end  // BookmarkMenuCocoaController (ExposedForUnitTests)
 
 #endif  // CHROME_BROWSER_COCOA_BOOKMARK_MENU_COCOA_CONTROLLER_H_