Convert Filter::Seek() to use new callback system.

media/filters/omx_video_decoder.cc

 // Copyright (c) 2011 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/omx_video_decoder.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/message_loop.h"
 #include "media/base/callback.h"
@@ skipping 138 matching lines @@
 
 
 void OmxVideoDecoder::OnFlushComplete() {
   DCHECK(flush_callback_.get());
 
   AutoCallbackRunner done_runner(flush_callback_.release());
 
   pts_stream_.Flush();
 }
 
-void OmxVideoDecoder::Seek(base::TimeDelta time,
-                           FilterCallback* callback) {
+void OmxVideoDecoder::Seek(base::TimeDelta time, const FilterStatusCB& cb) {
   if (MessageLoop::current() != message_loop_) {
      message_loop_->PostTask(FROM_HERE,
                               NewRunnableMethod(this,
                                                 &OmxVideoDecoder::Seek,
                                                 time,
-                                                callback));
+                                                cb));
      return;
   }
 
   DCHECK_EQ(MessageLoop::current(), message_loop_);
-  DCHECK(!seek_callback_.get());
+  DCHECK(seek_cb_.is_null());
 
   pts_stream_.Seek(time);
-  seek_callback_.reset(callback);
+  seek_cb_ = cb;
   decode_engine_->Seek();
 }
 
 void OmxVideoDecoder::OnSeekComplete() {
   DCHECK_EQ(MessageLoop::current(), message_loop_);
-  DCHECK(seek_callback_.get());
+  DCHECK(!seek_cb_.is_null());
 
-  AutoCallbackRunner done_runner(seek_callback_.release());
+  ResetAndRunCB(&seek_cb_, PIPELINE_OK);
 }
 
 void OmxVideoDecoder::OnError() {
   NOTIMPLEMENTED();
 }
 void OmxVideoDecoder::OnFormatChange(VideoStreamInfo stream_info) {
   NOTIMPLEMENTED();
 }
 
 void OmxVideoDecoder::ProduceVideoSample(scoped_refptr<Buffer> buffer) {
@@ skipping 49 matching lines @@
   if (buffer.get())
     pts_stream_.EnqueuePts(buffer.get());
   decode_engine_->ConsumeVideoSample(buffer);
 }
 
 }  // namespace media
 
 // Disable refcounting for the decode engine because it only lives on the
 // video decoder thread.
 DISABLE_RUNNABLE_METHOD_REFCOUNT(media::VideoDecodeEngine);