Provide task runner to GLES2Impl / CommandBuffer at creation

gpu/ipc/client/command_buffer_proxy_impl.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 "gpu/ipc/client/command_buffer_proxy_impl.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 43 matching lines @@
       command_buffer_id_(CommandBufferProxyID(channel_id, route_id)),
       route_id_(route_id),
       stream_id_(stream_id),
       flush_count_(0),
       last_put_offset_(-1),
       last_barrier_put_offset_(-1),
       next_fence_sync_release_(1),
       flushed_fence_sync_release_(0),
       verified_fence_sync_release_(0),
       next_signal_id_(0),
-      weak_this_(AsWeakPtr()),
-      callback_thread_(base::ThreadTaskRunnerHandle::Get()) {
+      weak_this_(AsWeakPtr()) {
   DCHECK(route_id);
   DCHECK_NE(stream_id, GPU_STREAM_INVALID);
 }
 
 // static
 std::unique_ptr<CommandBufferProxyImpl> CommandBufferProxyImpl::Create(
     scoped_refptr<GpuChannelHost> host,
     gpu::SurfaceHandle surface_handle,
     CommandBufferProxyImpl* share_group,
     int32_t stream_id,
@@ skipping 135 matching lines @@
     return false;
 
 
   // TODO(vadimt): Remove ScopedTracker below once crbug.com/125248 is fixed.
   tracked_objects::ScopedTracker tracking_profile(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "125248 CommandBufferProxyImpl::Initialize"));
 
   // Route must be added before sending the message, otherwise messages sent
   // from the GPU process could race against adding ourselves to the filter.
-  channel->AddRouteWithTaskRunner(route_id_, AsWeakPtr(),
-                                  std::move(task_runner));
+  channel->AddRouteWithTaskRunner(route_id_, AsWeakPtr(), task_runner);
 
   // We're blocking the UI thread, which is generally undesirable.
   // In this case we need to wait for this before we can show any UI /anyway/,
   // so it won't cause additional jank.
   // TODO(piman): Make this asynchronous (http://crbug.com/125248).
   bool result = false;
   bool sent = channel->Send(new GpuChannelMsg_CreateCommandBuffer(
       config, route_id_, handle, &result, &capabilities_));
   if (!sent || !result) {
     DLOG(ERROR) << "Failed to send GpuChannelMsg_CreateCommandBuffer.";
     channel->RemoveRoute(route_id_);
     return false;
   }
 
   channel_ = std::move(channel);
   capabilities_.image = true;
 
+  callback_thread_ = std::move(task_runner);
+
   return true;
 }
 
 gpu::CommandBuffer::State CommandBufferProxyImpl::GetLastState() {
   return last_state_;
 }
 
 int32_t CommandBufferProxyImpl::GetLastToken() {
   TryUpdateState();
   return last_state_.token;
@@ skipping 606 matching lines @@
     return;
   channel_->FlushPendingStream(stream_id_);
   channel_->Send(new GpuChannelMsg_DestroyCommandBuffer(route_id_));
   channel_->RemoveRoute(route_id_);
   channel_ = nullptr;
   if (gpu_control_client_)
     gpu_control_client_->OnGpuControlLostContext();
 }
 
 }  // namespace gpu