mash: Port mojo:ash_sysui's ContextMenuMus to mojo:ash.

ash/mus/window_manager_application.cc

 // Copyright 2015 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/mus/window_manager_application.h"
 
 #include <utility>
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/mus/accelerators/accelerator_registrar_impl.h"
+#include "ash/mus/native_widget_factory_mus.h"
 #include "ash/mus/window_manager.h"
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "services/shell/public/cpp/connection.h"
 #include "services/shell/public/cpp/connector.h"
 #include "services/tracing/public/cpp/provider.h"
 #include "services/ui/common/event_matcher_util.h"
 #include "services/ui/public/cpp/gpu_service.h"
 #include "services/ui/public/cpp/window.h"
 #include "services/ui/public/cpp/window_tree_client.h"
@@ skipping 82 matching lines @@
   window_manager_.reset(new WindowManager(connector()));
 
   MaterialDesignController::Initialize();
 
   tracing_.Initialize(connector(), identity.name());
 
   ui::WindowTreeClient* window_tree_client = new ui::WindowTreeClient(
       window_manager_.get(), window_manager_.get(), nullptr);
   window_tree_client->ConnectAsWindowManager(connector());
 
+  native_widget_factory_mus_.reset(
+      new NativeWidgetFactoryMus(window_manager_.get()));
+
   InitWindowManager(window_tree_client);
 }
 
 bool WindowManagerApplication::OnConnect(const shell::Identity& remote_identity,
                                          shell::InterfaceRegistry* registry) {
   registry->AddInterface<ui::mojom::AcceleratorRegistrar>(this);
   if (remote_identity.name() == "mojo:mash_session") {
     connector()->ConnectToInterface(remote_identity, &session_);
     session_->AddScreenlockStateListener(
         screenlock_state_listener_binding_.CreateInterfacePtrAndBind());
@@ skipping 19 matching lines @@
       base::Bind(&WindowManagerApplication::OnAcceleratorRegistrarDestroyed,
                  base::Unretained(this))));
 }
 
 void WindowManagerApplication::ScreenlockStateChanged(bool locked) {
   window_manager_->SetScreenLocked(locked);
 }
 
 }  // namespace mus
 }  // namespace ash