Sample code: IPC Transport object for GPU

content/common/gpu/media/gpu_video_decode_accelerator.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/common/gpu/media/gpu_video_decode_accelerator.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 473 matching lines @@
   return decoder;
 }
 
 void GpuVideoDecodeAccelerator::OnSetCdm(int cdm_id) {
   DCHECK(video_decode_accelerator_);
   video_decode_accelerator_->SetCdm(cdm_id);
 }
 
 // Runs on IO thread if video_decode_accelerator_->CanDecodeOnIOThread() is
 // true, otherwise on the main thread.
-void GpuVideoDecodeAccelerator::OnDecode(
-    const AcceleratedVideoDecoderMsg_Decode_Params& params) {
+void GpuVideoDecodeAccelerator::OnDecode(const VideoDecodeParams& params) {
   DCHECK(video_decode_accelerator_);
   if (params.bitstream_buffer_id < 0) {
     DLOG(ERROR) << "BitstreamBuffer id " << params.bitstream_buffer_id
                 << " out of range";
     if (child_task_runner_->BelongsToCurrentThread()) {
       NotifyError(media::VideoDecodeAccelerator::INVALID_ARGUMENT);
     } else {
       child_task_runner_->PostTask(
           FROM_HERE,
           base::Bind(&GpuVideoDecodeAccelerator::NotifyError,
@@ skipping 131 matching lines @@
   uncleared_textures_.erase(it);
 }
 
 void GpuVideoDecodeAccelerator::SendCreateDecoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoDecoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content