Move DataSource::SetPreload() to BufferedDataSource.

media/filters/dummy_demuxer.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 "media/filters/dummy_demuxer.h"
 
 #include "base/logging.h"
 
 namespace media {
 
@@ skipping 29 matching lines @@
   if (has_audio)
     streams_[DemuxerStream::AUDIO] =
         new DummyDemuxerStream(DemuxerStream::AUDIO);
   if (has_video)
     streams_[DemuxerStream::VIDEO] =
         new DummyDemuxerStream(DemuxerStream::VIDEO);
 }
 
 DummyDemuxer::~DummyDemuxer() {}
 
-void DummyDemuxer::SetPreload(Preload preload) {}
-
 int DummyDemuxer::GetBitrate() {
   return 0;
 }
 
 scoped_refptr<DemuxerStream> DummyDemuxer::GetStream(DemuxerStream::Type type) {
   return streams_[type];
 }
 
 void DummyDemuxer::set_host(DemuxerHost* demuxer_host) {
   Demuxer::set_host(demuxer_host);
   host()->SetDuration(media::kInfiniteDuration());
 }
 
 base::TimeDelta DummyDemuxer::GetStartTime() const {
   return base::TimeDelta();
 }
 
 bool DummyDemuxer::IsLocalSource() {
   return local_source_;
 }
 
 bool DummyDemuxer::IsSeekable() {
   // This is always false because DummyDemuxer is only used by WebRTC and such
   // streams are not seekable.
   return false;
 }
 
 }  // namespace media