Fix possible buffer emission during an abort.

media/filters/chunk_demuxer.h

 // Copyright (c) 2012 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_CHUNK_DEMUXER_H_
 #define MEDIA_FILTERS_CHUNK_DEMUXER_H_
 
 #include <deque>
 #include <map>
 #include <string>
@@ skipping 202 matching lines @@
   // |append_window_start| and |append_window_end| correspond to the MSE spec's
   // similarly named source buffer attributes that are used in coded frame
   // processing.
   void AppendData(const std::string& id, const uint8* data, size_t length,
                   base::TimeDelta append_window_start,
                   base::TimeDelta append_window_end,
                   base::TimeDelta* timestamp_offset);
 
   // Aborts parsing the current segment and reset the parser to a state where
   // it can accept a new segment.
-  void Abort(const std::string& id);
+  // Some pending frames can be emitted during that process. These frames are
+  // applied |timestamp_offset|.
+  void Abort(const std::string& id, base::TimeDelta timestamp_offset);
 
   // Remove buffers between |start| and |end| for the source buffer
   // associated with |id|.
   void Remove(const std::string& id, base::TimeDelta start,
               base::TimeDelta end);
 
   // Returns the current presentation duration.
   double GetDuration();
   double GetDuration_Locked();
 
@@ skipping 144 matching lines @@
 
   // Indicates that splice frame generation is enabled.
   const bool splice_frames_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(ChunkDemuxer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_CHUNK_DEMUXER_H_