Remove code for the old Web Notification permission-path.

content/renderer/notification_provider.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 CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_
 #define CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_
 
 #include "content/public/renderer/render_frame_observer.h"
 #include "content/renderer/active_notification_tracker.h"
 #include "third_party/WebKit/public/web/WebNotification.h"
 #include "third_party/WebKit/public/web/WebNotificationPresenter.h"
 
-namespace blink {
-class WebNotificationPermissionCallback;
-}
-
 namespace content {
 
 // NotificationProvider class is owned by the RenderFrame.  Only to be used on
 // the main thread.
 class NotificationProvider : public RenderFrameObserver,
                              public blink::WebNotificationPresenter {
  public:
   explicit NotificationProvider(RenderFrame* render_frame);
   virtual ~NotificationProvider();
 
  private:
   // RenderFrameObserver implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // blink::WebNotificationPresenter interface.
   virtual bool show(const blink::WebNotification& proxy);
   virtual void cancel(const blink::WebNotification& proxy);
   virtual void objectDestroyed(const blink::WebNotification& proxy);
   virtual blink::WebNotificationPresenter::Permission checkPermission(
       const blink::WebSecurityOrigin& origin);
-  virtual void requestPermission(const blink::WebSecurityOrigin& origin,
-      blink::WebNotificationPermissionCallback* callback);
 
   // IPC handlers.
   void OnDisplay(int id);
   void OnError(int id);
   void OnClose(int id, bool by_user);
   void OnClick(int id);
-  void OnPermissionRequestComplete(int id);
   void OnNavigate();
 
   // A tracker object which manages the active notifications and the IDs
   // that are used to refer to them over IPC.
   ActiveNotificationTracker manager_;
 
   DISALLOW_COPY_AND_ASSIGN(NotificationProvider);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_NOTIFICATION_PROVIDER_H_