Add is_encrypted() in VideoDecoderConfig.

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 12 matching lines @@
   return audio_config_;
 }
 
 const VideoDecoderConfig& DummyDemuxerStream::video_decoder_config() {
   CHECK_EQ(type_, VIDEO);
   return video_config_;
 }
 
 void DummyDemuxerStream::Read(const ReadCB& read_cb) {}
 
+bool DummyDemuxerStream::is_encrypted() {
+  return false;
+}
+
 void DummyDemuxerStream::EnableBitstreamConverter() {}
 
 DummyDemuxer::DummyDemuxer(bool has_video, bool has_audio) {
   streams_.resize(DemuxerStream::NUM_TYPES);
   if (has_audio)
     streams_[DemuxerStream::AUDIO] =
         new DummyDemuxerStream(DemuxerStream::AUDIO);
   if (has_video)
     streams_[DemuxerStream::VIDEO] =
         new DummyDemuxerStream(DemuxerStream::VIDEO);
 }
 
 void DummyDemuxer::Initialize(DemuxerHost* host,
                               const PipelineStatusCB& status_cb) {
   host->SetDuration(media::kInfiniteDuration());
   status_cb.Run(PIPELINE_OK);
 }
 
 scoped_refptr<DemuxerStream> DummyDemuxer::GetStream(DemuxerStream::Type type) {
   return streams_[type];
 }
 
 base::TimeDelta DummyDemuxer::GetStartTime() const {
   return base::TimeDelta();
 }
 
 DummyDemuxer::~DummyDemuxer() {}
 
 }  // namespace media