Directly call ChunkDemuxer::Initialize completion callback.

media/filters/chunk_demuxer.h

 // 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.
 
 #ifndef MEDIA_FILTERS_CHUNK_DEMUXER_H_
 #define MEDIA_FILTERS_CHUNK_DEMUXER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 175 matching lines @@
                const scoped_refptr<MediaLog>& media_log,
                bool splice_frames_enabled);
   ~ChunkDemuxer() override;
 
   // Demuxer implementation.
   std::string GetDisplayName() const override;
 
   // |enable_text| Process inband text tracks in the normal way when true,
   //   otherwise ignore them.
   void Initialize(DemuxerHost* host,
-                  const PipelineStatusCB& cb,
+                  const PipelineStatusCB& init_cb,
                   bool enable_text_tracks) override;
   void Stop() override;
   void Seek(base::TimeDelta time, const PipelineStatusCB& cb) override;
   base::Time GetTimelineOffset() const override;
   DemuxerStream* GetStream(DemuxerStream::Type type) override;
   base::TimeDelta GetStartTime() const override;
   int64_t GetMemoryUsage() const override;
   void AbortPendingReads() override;
 
   // ChunkDemuxer reads are abortable. StartWaitingForSeek() and
@@ skipping 238 matching lines @@
   int detected_text_track_count_;
 
   std::map<MediaTrack::Id, const DemuxerStream*> track_id_to_demux_stream_map_;
 
   DISALLOW_COPY_AND_ASSIGN(ChunkDemuxer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_CHUNK_DEMUXER_H_