mac: Remove now-unneeded includes of cocoa_protocols.h

chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.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.
 
 #include <map>
 
 #import <Cocoa/Cocoa.h>
 
-#import "base/mac/cocoa_protocols.h"
 #include "base/memory/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #import "chrome/browser/ui/cocoa/base_bubble_controller.h"
 
 class ContentSettingBubbleModel;
 @class InfoBubbleView;
 
 namespace content_setting_bubble {
 // For every "show popup" button, remember the index of the popup tab contents
 // it should open when clicked.
@@ skipping 38 matching lines @@
 // Callback for "info" link.
 - (IBAction)showMoreInfo:(id)sender;
 
 // Callback for "load" (plug-ins, mixed script) button.
 - (IBAction)load:(id)sender;
 
 // Callback for "Learn More" link.
 - (IBAction)learnMoreLinkClicked:(id)sender;
 
 @end