media: Delete renderer/demuxer splicing code.

media/base/stream_parser_buffer.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_BASE_STREAM_PARSER_BUFFER_H_
 #define MEDIA_BASE_STREAM_PARSER_BUFFER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 116 matching lines @@
 
   // Decode timestamp. If not explicitly set, or set to kNoTimestamp, the
   // value will be taken from the normal timestamp.
   DecodeTimestamp GetDecodeTimestamp() const;
   void SetDecodeTimestamp(DecodeTimestamp timestamp);
 
   // Gets/sets the ID of the decoder config associated with this buffer.
   int GetConfigId() const;
   void SetConfigId(int config_id);
 
-  // Returns the config ID of this buffer if it has no splice buffers or
-  // |index| is out of range.  Otherwise returns the config ID for the
-  // buffer in |splice_buffers_| at position |index|.
-  int GetSpliceBufferConfigId(size_t index) const;
-
   // Gets the parser's media type associated with this buffer. Value is
   // meaningless for EOS buffers.
   Type type() const { return type_; }
   const char* GetTypeName() const;
 
   // Gets the parser's track ID associated with this buffer. Value is
   // meaningless for EOS buffers.
   TrackId track_id() const { return track_id_; }
 
-  // Converts this buffer to a splice buffer.  |pre_splice_buffers| must not
-  // have any EOS buffers, must not have any splice buffers, nor must have any
-  // buffer with preroll.
-  //
-  // |pre_splice_buffers| will be deep copied and each copy's splice_timestamp()
-  // will be set to this buffer's splice_timestamp().  A copy of |this|, with a
-  // splice_timestamp() of kNoTimestamp, will be added to the end of
-  // |splice_buffers_|.
-  //
-  // See the Audio Splice Frame Algorithm in the MSE specification for details.
-  typedef StreamParser::BufferQueue BufferQueue;
-  void ConvertToSpliceBuffer(const BufferQueue& pre_splice_buffers);
-  const BufferQueue& splice_buffers() const { return splice_buffers_; }
-
   // Specifies a buffer which must be decoded prior to this one to ensure this
   // buffer can be accurately decoded.  The given buffer must be of the same
-  // type, must not be a splice buffer, must not have any discard padding, and
-  // must not be an end of stream buffer.  |preroll| is not copied.
+  // type, must not have any discard padding, and must not be an end of stream
+  // buffer.  |preroll| is not copied.
   //
   // It's expected that this preroll buffer will be discarded entirely post
   // decoding.  As such it's discard_padding() will be set to kInfiniteDuration.
   //
   // All future timestamp, decode timestamp, config id, or track id changes to
   // this buffer will be applied to the preroll buffer as well.
   void SetPrerollBuffer(const scoped_refptr<StreamParserBuffer>& preroll);
   const scoped_refptr<StreamParserBuffer>& preroll_buffer() {
     return preroll_buffer_;
   }
@@ skipping 13 matching lines @@
                      int side_data_size,
                      bool is_key_frame,
                      Type type,
                      TrackId track_id);
   ~StreamParserBuffer() override;
 
   DecodeTimestamp decode_timestamp_;
   int config_id_;
   Type type_;
   TrackId track_id_;
-  BufferQueue splice_buffers_;
   scoped_refptr<StreamParserBuffer> preroll_buffer_;
   bool is_duration_estimated_;
 
   DISALLOW_COPY_AND_ASSIGN(StreamParserBuffer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_STREAM_PARSER_BUFFER_H_