Web Intents Mac: Add view animation

chrome/browser/ui/cocoa/intents/web_intent_extension_prompt_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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_INTENTS_WEB_INTENT_EXTENSION_PROMPT_VIEW_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_INTENTS_WEB_INTENT_EXTENSION_PROMPT_VIEW_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #import "chrome/browser/ui/cocoa/intents/web_intent_view_controller.h"
 
 @class ExtensionInstallViewController;
 
 // The message view shows an extension install prompt.
 @interface WebIntentExtensionPromptViewController : WebIntentViewController {
  @private
   scoped_nsobject<ExtensionInstallViewController> viewController_;
 }
 
 - (id)init;
 
 - (void)setNavigator:(content::PageNavigator*)navigator
             delegate:(ExtensionInstallPrompt::Delegate*)delegate
               prompt:(const ExtensionInstallPrompt::Prompt&)prompt;
 
-// Removes the embedded extension install prompt.
-- (void)clear;
-
 - (ExtensionInstallViewController*)viewController;
 
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_INTENTS_WEB_INTENT_EXTENSION_PROMPT_VIEW_CONTROLLER_H_