mash: Port sysui's WallpaperDelegateMus to mojo:ash.

ash/mus/window_manager_application.h

 // 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.
 
 #ifndef ASH_MUS_WINDOW_MANAGER_APPLICATION_H_
 #define ASH_MUS_WINDOW_MANAGER_APPLICATION_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <set>
 
 #include "ash/public/interfaces/shelf.mojom.h"
+#include "ash/public/interfaces/wallpaper.mojom.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "mash/session/public/interfaces/session.mojom.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/shell/public/cpp/service.h"
 #include "services/tracing/public/cpp/provider.h"
 #include "services/ui/common/types.h"
 #include "services/ui/public/interfaces/accelerator_registrar.mojom.h"
 
@@ skipping 19 matching lines @@
 }
 
 namespace ash {
 namespace mus {
 
 class AcceleratorRegistrarImpl;
 class NativeWidgetFactoryMus;
 class WindowManager;
 
 // Hosts the window manager and the ash system user interface for mash.
-// TODO(mash): Port ash_sysui's WallpaperController here.
 class WindowManagerApplication
     : public shell::Service,
       public shell::InterfaceFactory<ash::mojom::ShelfController>,
+      public shell::InterfaceFactory<ash::mojom::WallpaperController>,
       public shell::InterfaceFactory<ui::mojom::AcceleratorRegistrar>,
       public mash::session::mojom::ScreenlockStateListener {
  public:
   WindowManagerApplication();
   ~WindowManagerApplication() override;
 
   WindowManager* window_manager() { return window_manager_.get(); }
 
   mash::session::mojom::Session* session() { return session_.get(); }
 
  private:
   friend class WmTestBase;
   friend class WmTestHelper;
 
   void OnAcceleratorRegistrarDestroyed(AcceleratorRegistrarImpl* registrar);
 
   void InitWindowManager(
       std::unique_ptr<ui::WindowTreeClient> window_tree_client,
       const scoped_refptr<base::SequencedWorkerPool>& blocking_pool);
 
   // shell::Service:
   void OnStart(const shell::Identity& identity) override;
   bool OnConnect(const shell::Identity& remote_identity,
                  shell::InterfaceRegistry* registry) override;
 
   // InterfaceFactory<ash::mojom::ShelfController>:
   void Create(const shell::Identity& remote_identity,
               ash::mojom::ShelfControllerRequest request) override;
 
+  // InterfaceFactory<ash::mojom::WallpaperController>:
+  void Create(const shell::Identity& remote_identity,
+              ash::mojom::WallpaperControllerRequest request) override;
+
   // shell::InterfaceFactory<ui::mojom::AcceleratorRegistrar>:
   void Create(const shell::Identity& remote_identity,
               ui::mojom::AcceleratorRegistrarRequest request) override;
 
   // session::mojom::ScreenlockStateListener:
   void ScreenlockStateChanged(bool locked) override;
 
   tracing::Provider tracing_;
 
   std::unique_ptr<views::AuraInit> aura_init_;
   std::unique_ptr<NativeWidgetFactoryMus> native_widget_factory_mus_;
 
   std::unique_ptr<ui::GpuService> gpu_service_;
   std::unique_ptr<views::SurfaceContextFactory> compositor_context_factory_;
   std::unique_ptr<WindowManager> window_manager_;
 
   // A blocking pool used by the WindowManager's shell; not used in tests.
   scoped_refptr<base::SequencedWorkerPool> blocking_pool_;
 
   mojo::BindingSet<ash::mojom::ShelfController> shelf_controller_bindings_;
+  mojo::BindingSet<ash::mojom::WallpaperController>
+      wallpaper_controller_bindings_;
 
   std::set<AcceleratorRegistrarImpl*> accelerator_registrars_;
 
   mash::session::mojom::SessionPtr session_;
 
   mojo::Binding<mash::session::mojom::ScreenlockStateListener>
       screenlock_state_listener_binding_;
 
 #if defined(OS_CHROMEOS)
   std::unique_ptr<chromeos::system::ScopedFakeStatisticsProvider>
       statistics_provider_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerApplication);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_WINDOW_MANAGER_APPLICATION_H_