MSE: Remove Chromium-side support for LegacyFrameProcessor

media/filters/legacy_frame_processor.h

Index: media/filters/legacy_frame_processor.h
diff --git a/media/filters/legacy_frame_processor.h b/media/filters/legacy_frame_processor.h
deleted file mode 100644
index c37dd7b21dbea0802d6516c2660da3d591d55196..0000000000000000000000000000000000000000
--- a/media/filters/legacy_frame_processor.h
+++ /dev/null
@@ -1,89 +0,0 @@
-// Copyright 2014 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_FILTERS_LEGACY_FRAME_PROCESSOR_H_
-#define MEDIA_FILTERS_LEGACY_FRAME_PROCESSOR_H_
-
-#include "base/basictypes.h"
-#include "base/time/time.h"
-#include "media/base/media_export.h"
-#include "media/base/stream_parser.h"
-#include "media/filters/frame_processor_base.h"
-
-namespace media {
-
-// Helper class that implements Media Source Extension's coded frame processing
-// algorithm.
-class MEDIA_EXPORT LegacyFrameProcessor : public FrameProcessorBase {
- public:
-  // Callback signature used to notify ChunkDemuxer of an end timestamp that may
-  // cause the duration to be updated.
-  typedef base::Callback<void(base::TimeDelta)> IncreaseDurationCB;
-
-  explicit LegacyFrameProcessor(const IncreaseDurationCB& increase_duration_cb);
-  virtual ~LegacyFrameProcessor();
-
-  // FrameProcessorBase implementation
-  virtual void SetSequenceMode(bool sequence_mode) OVERRIDE;
-  virtual bool ProcessFrames(const StreamParser::BufferQueue& audio_buffers,
-                             const StreamParser::BufferQueue& video_buffers,
-                             const StreamParser::TextBufferQueueMap& text_map,
-                             base::TimeDelta append_window_start,
-                             base::TimeDelta append_window_end,
-                             bool* new_media_segment,
-                             base::TimeDelta* timestamp_offset) OVERRIDE;
-
- private:
-  // Helper function that adds |timestamp_offset| to each buffer in |buffers|.
-  void AdjustBufferTimestamps(const StreamParser::BufferQueue& buffers,
-                              base::TimeDelta timestamp_offset);
-
-  // Filters out buffers that are outside of the append window
-  // [|append_window_start|, |append_window_end|). |track|'s
-  // "needs random access point" is read and updated as this method filters
-  // |buffers|. Buffers that are inside the append window are appended to the
-  // end of |filtered_buffers|. |track| must be the track associated with all
-  // items in |buffers|. |*new_media_segment| is set true if any of |buffers|
-  // are filtered out.
-  void FilterWithAppendWindow(base::TimeDelta append_window_start,
-                              base::TimeDelta append_window_end,
-                              const StreamParser::BufferQueue& buffers,
-                              MseTrackBuffer* track,
-                              bool* new_media_segment,
-                              StreamParser::BufferQueue* filtered_buffers);
-
-  // Helper function that appends |buffers| to |stream| and calls
-  // |increase_duration_cb_| to potentially update the duration.
-  // Returns true if the append was successful. Returns false if
-  // |stream| is NULL or something in |buffers| caused the append to fail.
-  bool AppendAndUpdateDuration(ChunkDemuxerStream* stream,
-                               const StreamParser::BufferQueue& buffers);
-
-  // Helper function for Legacy ProcessFrames() when new text buffers have been
-  // parsed.
-  // Applies |timestamp_offset| to all buffers in |buffers|, filters |buffers|
-  // with append window, and stores those filtered buffers into |filtered_text|
-  // based on |text_track_id|. If any of |buffers| are filtered out by append
-  // window, then |*new_media_segment| is set true.
-  // Updates |lowest_segment_timestamp| to be the earliest decode timestamp of
-  // all buffers in |filtered_text|.
-  // Returns true on a successful call. Returns false if an error occurred while
-  // processing the buffers.
-  bool FilterTextBuffers(StreamParser::TrackId text_track_id,
-                         base::TimeDelta append_window_start,
-                         base::TimeDelta append_window_end,
-                         base::TimeDelta timestamp_offset,
-                         const StreamParser::BufferQueue& buffers,
-                         bool* new_media_segment,
-                         base::TimeDelta* lowest_segment_timestamp,
-                         StreamParser::TextBufferQueueMap* filtered_text);
-
-  IncreaseDurationCB increase_duration_cb_;
-
-  DISALLOW_COPY_AND_ASSIGN(LegacyFrameProcessor);
-};
-
-}  // namespace media
-
-#endif  // MEDIA_FILTERS_LEGACY_FRAME_PROCESSOR_H_