Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/mediastream/UserMediaController.h

 /*
  * Copyright (C) 2012 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:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY 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 UserMediaController_h
 #define UserMediaController_h
 
 #include "core/frame/LocalFrame.h"
 #include "modules/mediastream/UserMediaClient.h"
+#include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class MediaDevices;
 class MediaDevicesRequest;
 class UserMediaRequest;
 
 class UserMediaController final : public GarbageCollected<UserMediaController>, public Supplement<LocalFrame> {
     USING_GARBAGE_COLLECTED_MIXIN(UserMediaController);
 public:
@@ skipping 48 matching lines @@
 }
 
 inline void UserMediaController::setMediaDeviceChangeObserver(MediaDevices* observer)
 {
     m_client->setMediaDeviceChangeObserver(observer);
 }
 
 } // namespace blink
 
 #endif // UserMediaController_h