Deprecate LogCB in favor of using MediaLog

media/blink/webmediasource_impl.h

 // Copyright 2013 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 MEDIA_BLINK_WEBMEDIASOURCE_IMPL_H_
 #define MEDIA_BLINK_WEBMEDIASOURCE_IMPL_H_
 
 #include <string>
 #include <vector>
 
 #include "media/base/media_export.h"
 #include "media/base/media_log.h"
 #include "third_party/WebKit/public/platform/WebMediaSource.h"
 
 namespace media {
 class ChunkDemuxer;
 
 class MEDIA_EXPORT WebMediaSourceImpl
     : NON_EXPORTED_BASE(public blink::WebMediaSource) {
  public:
-  WebMediaSourceImpl(ChunkDemuxer* demuxer, LogCB log_cb);
+  WebMediaSourceImpl(ChunkDemuxer* demuxer,
+                     const scoped_refptr<MediaLog>& media_log);
   virtual ~WebMediaSourceImpl();
 
   // blink::WebMediaSource implementation.
   virtual AddStatus addSourceBuffer(
       const blink::WebString& type,
       const blink::WebVector<blink::WebString>& codecs,
       blink::WebSourceBuffer** source_buffer);
   virtual double duration();
   virtual void setDuration(double duration);
   virtual void markEndOfStream(EndOfStreamStatus status);
   virtual void unmarkEndOfStream();
 
  private:
   ChunkDemuxer* demuxer_;  // Owned by WebMediaPlayerImpl.
-  LogCB log_cb_;
+  scoped_refptr<MediaLog> media_log_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaSourceImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_WEBMEDIASOURCE_IMPL_H_