Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/mediarecorder/MediaRecorder.h

 // Copyright 2015 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 MediaRecorder_h
 #define MediaRecorder_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/events/EventTarget.h"
 #include "modules/EventTargetModules.h"
 #include "modules/ModulesExport.h"
 #include "modules/mediarecorder/MediaRecorderOptions.h"
 #include "modules/mediastream/MediaStream.h"
 #include "platform/AsyncMethodRunner.h"
 #include "public/platform/WebMediaRecorderHandler.h"
 #include "public/platform/WebMediaRecorderHandlerClient.h"
-#include <memory>
 
 namespace blink {
 
 class Blob;
 class BlobData;
 class ExceptionState;
 
 class MODULES_EXPORT MediaRecorder final
     : public EventTargetWithInlineData
     , public WebMediaRecorderHandlerClient
@@ skipping 67 matching lines @@
     Member<MediaStream> m_stream;
     size_t m_streamAmountOfTracks;
     String m_mimeType;
     bool m_stopped;
     bool m_ignoreMutedMedia;
     int m_audioBitsPerSecond;
     int m_videoBitsPerSecond;
 
     State m_state;
 
-    std::unique_ptr<BlobData> m_blobData;
+    OwnPtr<BlobData> m_blobData;
 
-    std::unique_ptr<WebMediaRecorderHandler> m_recorderHandler;
+    OwnPtr<WebMediaRecorderHandler> m_recorderHandler;
 
     Member<AsyncMethodRunner<MediaRecorder>> m_dispatchScheduledEventRunner;
     HeapVector<Member<Event>> m_scheduledEvents;
 };
 
 } // namespace blink
 
 #endif // MediaRecorder_h