VideoDecodeAccelerator now SupportsWeakPtr instead of being RefCountedThreadSafe.

content/common/gpu/client/gpu_video_decode_accelerator_host.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/client/gpu_video_decode_accelerator_host.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "content/common/gpu/client/gpu_channel_host.h"
@@ skipping 99 matching lines @@
 void GpuVideoDecodeAcceleratorHost::Flush() {
   DCHECK(CalledOnValidThread());
   Send(new AcceleratedVideoDecoderMsg_Flush(decoder_route_id_));
 }
 
 void GpuVideoDecodeAcceleratorHost::Reset() {
   DCHECK(CalledOnValidThread());
   Send(new AcceleratedVideoDecoderMsg_Reset(decoder_route_id_));
 }
 
-void GpuVideoDecodeAcceleratorHost::Destroy() {
+void GpuVideoDecodeAcceleratorHost::Destroy(bool pass_ownership) {
   DCHECK(CalledOnValidThread());
   channel_->RemoveRoute(decoder_route_id_);
   client_ = NULL;
   Send(new AcceleratedVideoDecoderMsg_Destroy(decoder_route_id_));
+  if (pass_ownership)
+    delete this;
 }
 
 GpuVideoDecodeAcceleratorHost::~GpuVideoDecodeAcceleratorHost() {}
 
 void GpuVideoDecodeAcceleratorHost::Send(IPC::Message* message) {
   // After OnChannelError is called, the client should no longer send
   // messages to the gpu channel through this object.  But queued posted tasks
   // can still be draining, so we're forgiving and simply ignore them.
   bool error = false;
   if (!channel_) {
@@ skipping 55 matching lines @@
 }
 
 void GpuVideoDecodeAcceleratorHost::OnErrorNotification(uint32 error) {
   DCHECK(CalledOnValidThread());
   if (!client_)
     return;
   client_->NotifyError(
       static_cast<media::VideoDecodeAccelerator::Error>(error));
   client_ = NULL;
 }