MediaResource refactoring to support multiple streams

media/remoting/fake_media_resource.h

 // Copyright 2016 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_REMOTING_FAKE_DEMUXER_STREAM_PROVIDER_H_
-#define MEDIA_REMOTING_FAKE_DEMUXER_STREAM_PROVIDER_H_
+#ifndef MEDIA_REMOTING_FAKE_MEDIA_RESOURCE_H_
+#define MEDIA_REMOTING_FAKE_MEDIA_RESOURCE_H_
 
 #include <deque>
 
 #include "media/base/audio_decoder_config.h"
 #include "media/base/demuxer_stream.h"
-#include "media/base/demuxer_stream_provider.h"
+#include "media/base/media_resource.h"
 #include "media/base/video_decoder_config.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace media {
 namespace remoting {
 
 class FakeDemuxerStream : public DemuxerStream {
  public:
   explicit FakeDemuxerStream(bool is_audio);
   ~FakeDemuxerStream() override;
 
   // DemuxerStream implementation.
   MOCK_METHOD1(Read, void(const ReadCB& read_cb));
   void FakeRead(const ReadCB& read_cb);
   AudioDecoderConfig audio_decoder_config() override;
   VideoDecoderConfig video_decoder_config() override;
   Type type() const override;
   Liveness liveness() const override;
   void EnableBitstreamConverter() override {}
   bool SupportsConfigChanges() override;
   VideoRotation video_rotation() override;
   bool enabled() const override;
   void set_enabled(bool enabled, base::TimeDelta timestamp) override {}
-  void SetStreamStatusChangeCB(const StreamStatusChangeCB& cb) override {}
 
   void CreateFakeFrame(size_t size, bool key_frame, int pts_ms);
 
  private:
   using BufferQueue = std::deque<scoped_refptr<DecoderBuffer>>;
   BufferQueue buffer_queue_;
   ReadCB pending_read_cb_;
   Type type_;
   AudioDecoderConfig audio_config_;
   VideoDecoderConfig video_config_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeDemuxerStream);
 };
 
 // Audio only demuxer stream provider
-class FakeDemuxerStreamProvider : public DemuxerStreamProvider {
+class FakeMediaResource : public MediaResource {
  public:
-  FakeDemuxerStreamProvider();
-  ~FakeDemuxerStreamProvider() final;
+  FakeMediaResource();
+  ~FakeMediaResource() final;
 
-  // DemuxerStreamProvider implementation.
-  DemuxerStream* GetStream(DemuxerStream::Type type) override;
+  // MediaResource implementation.
+  std::vector<DemuxerStream*> GetStreams() override;
+  void SetStreamStatusChangeCB(const StreamStatusChangeCB& cb) override;
 
  private:
   std::unique_ptr<FakeDemuxerStream> demuxer_stream_;
 
-  DISALLOW_COPY_AND_ASSIGN(FakeDemuxerStreamProvider);
+  DISALLOW_COPY_AND_ASSIGN(FakeMediaResource);
 };
 
 }  // namespace remoting
 }  // namespace media
 
-#endif  // MEDIA_REMOTING_FAKE_DEMUXER_STREAM_PROVIDER_H_
+#endif  // MEDIA_REMOTING_FAKE_MEDIA_RESOURCE_H_