Move VideoDecoder out of media pipeline.

content/renderer/media/capture_video_decoder.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 "content/renderer/media/capture_video_decoder.h"
 
 #include "base/bind.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "media/base/filter_host.h"
 #include "media/base/limits.h"
@@ skipping 146 matching lines @@
 void CaptureVideoDecoder::PlayOnDecoderThread(const base::Closure& callback) {
   DVLOG(1) << "PlayOnDecoderThread";
   DCHECK(message_loop_proxy_->BelongsToCurrentThread());
   callback.Run();
 }
 
 void CaptureVideoDecoder::PauseOnDecoderThread(const base::Closure& callback) {
   DVLOG(1) << "PauseOnDecoderThread";
   DCHECK(message_loop_proxy_->BelongsToCurrentThread());
   state_ = kPaused;
-  media::VideoDecoder::Pause(callback);
+  callback.Run();
 }
 
 void CaptureVideoDecoder::FlushOnDecoderThread(const base::Closure& callback) {
   DVLOG(1) << "FlushOnDecoderThread";
   DCHECK(message_loop_proxy_->BelongsToCurrentThread());
   if (!read_cb_.is_null()) {
     scoped_refptr<media::VideoFrame> video_frame =
         media::VideoFrame::CreateBlackFrame(natural_size_.width(),
                                             natural_size_.height());
     DeliverFrame(video_frame);
@@ skipping 99 matching lines @@
   capture->FeedBuffer(buf);
 }
 
 void CaptureVideoDecoder::DeliverFrame(
     const scoped_refptr<media::VideoFrame>& video_frame) {
   // Reset the callback before running to protect against reentrancy.
   ReadCB read_cb = read_cb_;
   read_cb_.Reset();
   read_cb.Run(video_frame);
 }