mus-gpu: Bind GpuMain on the gpu thread.

services/ui/ws/gpu_host.cc

 // Copyright 2016 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 "services/ui/ws/gpu_host.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/memory/shared_memory.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 23 matching lines @@
 }  // namespace
 
 GpuHost::GpuHost(GpuHostDelegate* delegate)
     : delegate_(delegate),
       next_client_id_(kInternalGpuChannelClientId + 1),
       main_thread_task_runner_(base::ThreadTaskRunnerHandle::Get()),
       gpu_host_binding_(this) {
   // TODO(sad): Once GPU process is split, this would look like:
   //   connector->BindInterface("gpu", &gpu_main_);
   gpu_main_impl_ = base::MakeUnique<GpuMain>(MakeRequest(&gpu_main_));
-  gpu_main_impl_->OnStart();
 
   // TODO(sad): Correctly initialize gpu::GpuPreferences (like it is initialized
   // in GpuProcessHost::Init()).
   gpu::GpuPreferences preferences;
   gpu_main_->CreateGpuService(MakeRequest(&gpu_service_),
                               gpu_host_binding_.CreateInterfacePtrAndBind(),
                               preferences, mojo::ScopedSharedBufferHandle());
   gpu_memory_buffer_manager_ = base::MakeUnique<ServerGpuMemoryBufferManager>(
       gpu_service_.get(), next_client_id_++);
 }
@@ skipping 80 matching lines @@
 void GpuHost::StoreShaderToDisk(int32_t client_id,
                                 const std::string& key,
                                 const std::string& shader) {}
 
 void GpuHost::RecordLogMessage(int32_t severity,
                                const std::string& header,
                                const std::string& message) {}
 
 }  // namespace ws
 }  // namespace ui