Render inband text tracks in the media pipeline

media/base/fake_text_track_stream.h

Index: media/base/fake_text_track_stream.h
diff --git a/media/base/fake_text_track_stream.h b/media/base/fake_text_track_stream.h
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+++ b/media/base/fake_text_track_stream.h
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+// Copyright (c) 2013 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 "base/message_loop/message_loop.h"
+#include "media/base/audio_decoder_config.h"
+#include "media/base/demuxer_stream.h"
+#include "media/base/video_decoder_config.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace media {
+
+// Fake implementation of the DemuxerStream.  These are the stream objects
+// we pass to the text renderer object when streams are added and removed.
+class FakeTextTrackStream : public DemuxerStream {
+ public:
+  FakeTextTrackStream();
+  virtual ~FakeTextTrackStream();
+
+  // DemuxerStream implementation.
+  virtual void Read(const ReadCB&) OVERRIDE;
+  MOCK_METHOD0(audio_decoder_config, AudioDecoderConfig());
+  MOCK_METHOD0(video_decoder_config, VideoDecoderConfig());
+  virtual Type type() OVERRIDE;
+  MOCK_METHOD0(EnableBitstreamConverter, void());
+
+  void SatisfyPendingRead(const base::TimeDelta& start,
+                          const base::TimeDelta& duration,
+                          const std::string& id,
+                          const std::string& content,
+                          const std::string& settings);
+  void AbortPendingRead();
+  void SendEosNotification();
+
+  void Stop();
+
+ private:
+  scoped_refptr<base::MessageLoopProxy> message_loop_;
+  ReadCB read_cb_;
+  bool stopping_;
+
+  DISALLOW_COPY_AND_ASSIGN(FakeTextTrackStream);
+};
+
+}  // namespace media