mac: Remove now-unneeded includes of cocoa_protocols.h

chrome/browser/ui/cocoa/javascript_app_modal_dialog_cocoa.mm

 // 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 "chrome/browser/ui/cocoa/javascript_app_modal_dialog_cocoa.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/logging.h"
-#import "base/mac/cocoa_protocols.h"
 #include "base/sys_string_conversions.h"
 #import "chrome/browser/chrome_browser_application_mac.h"
 #include "chrome/browser/ui/app_modal_dialogs/javascript_app_modal_dialog.h"
 #include "grit/generated_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/ui_base_types.h"
 
 // Helper object that receives the notification that the dialog/sheet is
 // going away. Is responsible for cleaning itself up.
@@ skipping 193 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // NativeAppModalDialog, public:
 
 // static
 NativeAppModalDialog* NativeAppModalDialog::CreateNativeJavaScriptPrompt(
     JavaScriptAppModalDialog* dialog,
     gfx::NativeWindow parent_window) {
   return new JavaScriptAppModalDialogCocoa(dialog);
 }