Oilpan: remove RawPtr<> usage for WebNotification.

public/web/WebNotification.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 75 matching lines @@
     BLINK_EXPORT void dispatchCloseEvent(bool byUser);
 
     // Called to indicate the notification was clicked on.
     BLINK_EXPORT void dispatchClickEvent();
 
     // FIXME: Remove these methods once Chromium switched to the new APIs.
     WebString replaceId() const { return tag(); }
     void dispatchDisplayEvent() { dispatchShowEvent(); }
 
 #if BLINK_IMPLEMENTATION
-    WebNotification(const WTF::RawPtr<WebCore::Notification>&);
-    WebNotification& operator=(const WTF::RawPtr<WebCore::Notification>&);
+    WebNotification(WebCore::Notification*);
+    WebNotification& operator=(WebCore::Notification*);
 #endif
 
 private:
     WebPrivatePtr<WebCore::Notification> m_private;
 };
 
 inline bool operator==(const WebNotification& a, const WebNotification& b)
 {
     return a.equals(b);
 }
 
 inline bool operator!=(const WebNotification& a, const WebNotification& b)
 {
     return !a.equals(b);
 }
 
 inline bool operator<(const WebNotification& a, const WebNotification& b)
 {
     return a.lessThan(b);
 }
 
 } // namespace blink
 
 #endif