Fix incorrect config id being associated with post splice buffer.

media/filters/source_buffer_stream.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.
 
 // SourceBufferStream is a data structure that stores media Buffers in ranges.
 // Buffers can be appended out of presentation order. Buffers are retrieved by
 // seeking to the desired start point and calling GetNextBuffer(). Buffers are
 // returned in sequential presentation order.
 
 #ifndef MEDIA_FILTERS_SOURCE_BUFFER_STREAM_H_
@@ skipping 380 matching lines @@
 
   // Used by GetNextBuffer() when a buffer with fade out is returned from
   // GetNextBufferInternal().  Will be set to the returned buffer and will be
   // destroyed after the splice_buffers() section has been exhausted.
   scoped_refptr<StreamParserBuffer> splice_buffer_;
 
   // Indicates which of the splice buffers in |splice_buffer_| should be
   // handled out next.
   size_t splice_buffers_index_;
 
+  // Indicates that all pre splice buffers have been handed out.
+  bool pre_splice_complete_;
+
   // Indicates that splice frame generation is enabled.
   const bool splice_frames_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(SourceBufferStream);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_SOURCE_BUFFER_STREAM_H_