Introducing DecoderBuffer and general Buffer cleanup.

media/filters/chunk_demuxer.cc

 // 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.
 
 #include "media/filters/chunk_demuxer.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "media/base/audio_decoder_config.h"
@@ skipping 171 matching lines @@
   DVLOG(1) << "StartWaitingForSeek()";
   ReadCBQueue read_cbs;
   {
     base::AutoLock auto_lock(lock_);
     ChangeState_Locked(WAITING_FOR_SEEK);
 
     std::swap(read_cbs_, read_cbs);
   }
 
   for (ReadCBQueue::iterator it = read_cbs.begin(); it != read_cbs.end(); ++it)
-    it->Run(scoped_refptr<Buffer>());
+    it->Run(NULL);
 }
 
 void ChunkDemuxerStream::Seek(base::TimeDelta time) {
   base::AutoLock auto_lock(lock_);
 
   DCHECK(read_cbs_.empty());
 
   if (state_ == WAITING_FOR_SEEK)
     ChangeState_Locked(RETURNING_DATA_FOR_READS);
 }
@@ skipping 21 matching lines @@
 
   // Pass end of stream buffers to all callbacks to signal that no more data
   // will be sent.
   for (ReadCBQueue::iterator it = read_cbs.begin(); it != read_cbs.end(); ++it)
     it->Run(StreamParserBuffer::CreateEOSBuffer());
 }
 
 // Helper function that makes sure |read_cb| runs on |message_loop|.
 static void RunOnMessageLoop(const DemuxerStream::ReadCB& read_cb,
                              MessageLoop* message_loop,
-                             const scoped_refptr<Buffer>& buffer) {
+                             const scoped_refptr<DecoderBuffer>& buffer) {
   if (MessageLoop::current() != message_loop) {
     message_loop->PostTask(FROM_HERE, base::Bind(
         &RunOnMessageLoop, read_cb, message_loop, buffer));
     return;
   }
 
   read_cb.Run(buffer);
 }
 
 // DemuxerStream methods.
@@ skipping 524 matching lines @@
   return true;
 }
 
 bool ChunkDemuxer::OnKeyNeeded(scoped_array<uint8> init_data,
                                int init_data_size) {
   client_->KeyNeeded(init_data.Pass(), init_data_size);
   return true;
 }
 
 }  // namespace media