mac: Remove now-unneeded includes of cocoa_protocols.h

chrome/browser/ui/cocoa/content_settings/cookie_details_view_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.
 
 #import <Cocoa/Cocoa.h>
 
-#import "base/mac/cocoa_protocols.h"
 #include "net/cookies/cookie_monster.h"
 
 @class CocoaCookieTreeNode;
 @class GTMUILocalizerAndLayoutTweaker;
 
 // Controller for the view that displays the details of a cookie,
 // used both in the cookie prompt dialog as well as the
 // show cookies preference sheet of content settings preferences.
 @interface CookieDetailsViewController : NSViewController {
  @private
@@ skipping 29 matching lines @@
 // Action sent by the expiration date popup when the user
 // selects the menu item "When I close my browser".
 - (IBAction)setCookieDoesntHaveExplicitExpiration:(id)sender;
 
 // Action sent by the expiration date popup when the user
 // selects the menu item with an explicit date/time of expiration.
 - (IBAction)setCookieHasExplicitExpiration:(id)sender;
 
 @end