[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/test/demuxer_stream_for_test.h

-// Copyright 2015 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 CHROMECAST_MEDIA_CMA_TEST_DUMMY_DEMUXER_STREAM_H_
-#define CHROMECAST_MEDIA_CMA_TEST_DUMMY_DEMUXER_STREAM_H_
-
-#include <list>
-
-#include "base/bind.h"
-#include "base/thread_task_runner_handle.h"
-#include "chromecast/media/cma/filters/demuxer_stream_adapter.h"
-#include "media/base/decoder_buffer.h"
-#include "media/base/demuxer_stream.h"
-
-namespace chromecast {
-namespace media {
-
-class DemuxerStreamForTest : public ::media::DemuxerStream {
- public:
-  // Creates a demuxer stream which provides frames either with a delay
-  // or instantly.
-  // - |total_frames| is the number of frames to generate before EOS frame.
-  //   -1 means keep generating frames and never produce EOS.
-  // The scheduling pattern is the following:
-  // - provides |delayed_frame_count| frames with a delay,
-  // - then provides the following |cycle_count| - |delayed_frame_count|
-  //   instantly,
-  // - then provides |delayed_frame_count| frames with a delay,
-  // - ... and so on.
-  // Special cases:
-  // - all frames are delayed: |delayed_frame_count| = |cycle_count|
-  // - all frames are provided instantly: |delayed_frame_count| = 0
-  // |config_idx| is a list of frame index before which there is
-  // a change of decoder configuration.
-  DemuxerStreamForTest(int total_frames,
-                       int cycle_count,
-                       int delayed_frame_count,
-                       const std::list<int>& config_idx);
-  ~DemuxerStreamForTest() override;
-
-  // ::media::DemuxerStream implementation.
-  void Read(const ReadCB& read_cb) override;
-  ::media::AudioDecoderConfig audio_decoder_config() override;
-  ::media::VideoDecoderConfig video_decoder_config() override;
-  Type type() const override;
-  bool SupportsConfigChanges() override;
-  ::media::VideoRotation video_rotation() override;
-
-  bool has_pending_read() const { return has_pending_read_; }
-
-  // Frame duration
-  static const int kDemuxerStreamForTestFrameDuration = 40;
-
- private:
-  void DoRead(const ReadCB& read_cb);
-
-  // Demuxer configuration.
-  int total_frame_count_;
-  const int cycle_count_;
-  const int delayed_frame_count_;
-  std::list<int> config_idx_;
-
-  // Number of frames sent so far.
-  int frame_count_;
-
-  bool has_pending_read_;
-
-  DISALLOW_COPY_AND_ASSIGN(DemuxerStreamForTest);
-};
-
-}  // namespace media
-}  // namespace chromecast
-#endif