Convert MediaLog from being ref counted to owned by WebMediaPlayer.

media/filters/frame_processor.cc

 // Copyright 2014 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.
 
 #include "media/filters/frame_processor.h"
 
 #include <stdint.h>
 
 #include <cstdlib>
 
@@ skipping 144 matching lines @@
   bool result = stream_->Append(processed_frames_);
   processed_frames_.clear();
 
   DVLOG_IF(3, !result) << __func__
                        << "(): Failure appending processed frames to stream";
 
   return result;
 }
 
 FrameProcessor::FrameProcessor(const UpdateDurationCB& update_duration_cb,
-                               const scoped_refptr<MediaLog>& media_log)
+                               MediaLog* media_log)
     : group_start_timestamp_(kNoTimestamp),
       update_duration_cb_(update_duration_cb),
       media_log_(media_log) {
   DVLOG(2) << __func__ << "()";
   DCHECK(!update_duration_cb.is_null());
 }
 
 FrameProcessor::~FrameProcessor() {
   DVLOG(2) << __func__ << "()";
 }
@@ skipping 575 matching lines @@
     // Step 21 is currently handled differently. See SourceBufferState's
     // |auto_update_timestamp_offset_|.
     return true;
   }
 
   NOTREACHED();
   return false;
 }
 
 }  // namespace media