Move Liveness from DemuxerStreamProvider to DemuxerStream.

media/filters/decrypting_demuxer_stream.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/decrypting_demuxer_stream.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 103 matching lines @@
   CHECK_EQ(demuxer_stream_->type(), AUDIO);
   return audio_config_;
 }
 
 VideoDecoderConfig DecryptingDemuxerStream::video_decoder_config() {
   DCHECK(state_ != kUninitialized && state_ != kDecryptorRequested) << state_;
   CHECK_EQ(demuxer_stream_->type(), VIDEO);
   return video_config_;
 }
 
-DemuxerStream::Type DecryptingDemuxerStream::type() {
+DemuxerStream::Type DecryptingDemuxerStream::type() const {
   DCHECK(state_ != kUninitialized && state_ != kDecryptorRequested) << state_;
   return demuxer_stream_->type();
 }
 
+DemuxerStream::Liveness DecryptingDemuxerStream::liveness() const {
+  DCHECK(state_ != kUninitialized && state_ != kDecryptorRequested) << state_;
+  return demuxer_stream_->liveness();
+}
+
 void DecryptingDemuxerStream::EnableBitstreamConverter() {
   demuxer_stream_->EnableBitstreamConverter();
 }
 
 bool DecryptingDemuxerStream::SupportsConfigChanges() {
   return demuxer_stream_->SupportsConfigChanges();
 }
 
 VideoRotation DecryptingDemuxerStream::video_rotation() {
   return VIDEO_ROTATION_0;
@@ skipping 255 matching lines @@
       break;
     }
 
     default:
       NOTREACHED();
       return;
   }
 }
 
 }  // namespace media