mus::GpuService: Support establish GpuChannel asynchronously.

ash/sysui/sysui_application.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 "ash/sysui/sysui_application.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 12 matching lines @@
 #include "ash/sysui/app_list_presenter_mus.h"
 #include "ash/sysui/keyboard_ui_mus.h"
 #include "ash/sysui/shelf_delegate_mus.h"
 #include "ash/sysui/shell_delegate_mus.h"
 #include "ash/sysui/stub_context_factory.h"
 #include "ash/sysui/user_wallpaper_delegate_mus.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
 #include "base/threading/sequenced_worker_pool.h"
+#include "components/mus/common/gpu_service.h"
 #include "components/mus/public/cpp/property_type_converters.h"
 #include "components/mus/public/interfaces/input_devices/input_device_server.mojom.h"
 #include "services/catalog/public/cpp/resource_loader.h"
 #include "services/shell/public/cpp/connector.h"
 #include "ui/aura/env.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
 #include "ui/display/display.h"
 #include "ui/display/screen.h"
 #include "ui/message_center/message_center.h"
@@ skipping 258 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(AshInit);
 };
 
 SysUIApplication::SysUIApplication() {}
 
 SysUIApplication::~SysUIApplication() {}
 
 void SysUIApplication::Initialize(::shell::Connector* connector,
                                   const ::shell::Identity& identity,
                                   uint32_t id) {
+  mus::GpuService::Initialize(connector);
+
   ash_init_.reset(new AshInit());
   ash_init_->Initialize(connector, identity);
 
   mus::mojom::InputDeviceServerPtr server;
   connector->ConnectToInterface("mojo:mus", &server);
   input_device_client_.Connect(std::move(server));
 }
 
 bool SysUIApplication::AcceptConnection(::shell::Connection* connection) {
   connection->AddInterface<mash::shelf::mojom::ShelfController>(this);
@@ skipping 13 matching lines @@
                               mojom::WallpaperControllerRequest request) {
   mojom::WallpaperController* wallpaper_controller =
       static_cast<UserWallpaperDelegateMus*>(
           Shell::GetInstance()->user_wallpaper_delegate());
   wallpaper_controller_bindings_.AddBinding(wallpaper_controller,
                                             std::move(request));
 }
 
 }  // namespace sysui
 }  // namespace ash