Clean up unnecessary PassRefPtr.h include in modules

Source/modules/notifications/NotificationClient.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2011, 2012 Apple 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.
@@ skipping 16 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef NotificationClient_h
 #define NotificationClient_h
 
 #include "core/html/VoidCallback.h"
 #include "modules/notifications/NotificationPermissionCallback.h"
-#include "wtf/PassRefPtr.h"
+#include "wtf/PassOwnPtr.h"
 
 namespace WebCore {
 
 class ExecutionContext;
 class Notification;
 
 class NotificationClient {
 
 public:
     virtual ~NotificationClient() { }
@@ skipping 20 matching lines @@
     // made a decision.
     virtual void requestPermission(ExecutionContext*, PassOwnPtr<NotificationPermissionCallback>) = 0;
 
     // Checks the current level of permission.
     virtual Permission checkPermission(ExecutionContext*) = 0;
 };
 
 } // namespace WebCore
 
 #endif // NotificationClient_h