Convert MediaLog from being ref counted to owned by WebMediaPlayer.

media/filters/ffmpeg_demuxer_unittest.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <deque>
 #include <string>
@@ skipping 90 matching lines @@
     CreateDataSource(name);
 
     Demuxer::EncryptedMediaInitDataCB encrypted_media_init_data_cb = base::Bind(
         &FFmpegDemuxerTest::OnEncryptedMediaInitData, base::Unretained(this));
 
     Demuxer::MediaTracksUpdatedCB tracks_updated_cb = base::Bind(
         &FFmpegDemuxerTest::OnMediaTracksUpdated, base::Unretained(this));
 
     demuxer_.reset(new FFmpegDemuxer(
         base::ThreadTaskRunnerHandle::Get(), data_source_.get(),
-        encrypted_media_init_data_cb, tracks_updated_cb, new MediaLog()));
+        encrypted_media_init_data_cb, tracks_updated_cb, &media_log_));
   }
 
   DemuxerStream* GetStream(DemuxerStream::Type type) {
     std::vector<DemuxerStream*> streams = demuxer_->GetAllStreams();
     for (auto* stream : streams) {
       if (stream->type() == type)
         return stream;
     }
     return nullptr;
   }
@@ skipping 117 matching lines @@
   // Accessor to demuxer internals.
   void SetDurationKnown(bool duration_known) {
     demuxer_->duration_known_ = duration_known;
     if (!duration_known)
       demuxer_->duration_ = kInfiniteDuration;
   }
 
   // Fixture members.
 
   base::test::ScopedTaskScheduler task_scheduler_;
+  MediaLog media_log_;
   std::unique_ptr<FileDataSource> data_source_;
   std::unique_ptr<FFmpegDemuxer> demuxer_;
   StrictMock<MockDemuxerHost> host_;
   std::unique_ptr<MediaTracks> media_tracks_;
 
   AVFormatContext* format_context() {
     return demuxer_->glue_->format_context();
   }
 
   DemuxerStream* preferred_seeking_stream(base::TimeDelta seek_time) const {
@@ skipping 1333 matching lines @@
   EXPECT_EQ(astream, preferred_seeking_stream(base::TimeDelta()));
 
   // Now pretend that audio stream got disabled.
   astream->SetEnabled(false, base::TimeDelta());
   // Since there's no other enabled streams, the preferred seeking stream should
   // still be the audio stream.
   EXPECT_EQ(astream, preferred_seeking_stream(base::TimeDelta()));
 }
 
 }  // namespace media