Introduce the playback time into the MSE garbage collection.

media/filters/frame_processor.h

 // 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_FRAME_PROCESSOR_H_
 #define MEDIA_FILTERS_FRAME_PROCESSOR_H_
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/time/time.h"
@@ skipping 12 matching lines @@
   virtual ~FrameProcessor();
 
   // 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;
+                             base::TimeDelta* timestamp_offset,
+                             base::TimeDelta media_time) OVERRIDE;
 
  private:
   // Helper that processes one frame with the coded frame processing algorithm.
   // Returns false on error or true on success.
   bool ProcessFrame(const scoped_refptr<StreamParserBuffer>& frame,
                     base::TimeDelta append_window_start,
                     base::TimeDelta append_window_end,
                     base::TimeDelta* timestamp_offset,
-                    bool* new_media_segment);
+                    bool* new_media_segment,
+                    base::TimeDelta media_time);
 
   // Tracks the MSE coded frame processing variable of same name. It stores the
   // highest coded frame end timestamp across all coded frames in the current
   // coded frame group. It is set to 0 when the SourceBuffer object is created
   // and gets updated by ProcessFrames().
   base::TimeDelta group_end_timestamp_;
 
   UpdateDurationCB update_duration_cb_;
 
   DISALLOW_COPY_AND_ASSIGN(FrameProcessor);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_FRAME_PROCESSOR_H_