Removes example code that isn't correctly wired up

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/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 "services/service_manager/public/cpp/service.h"
 #include "services/tracing/public/cpp/provider.h"
 #include "services/ui/common/types.h"
 
 namespace aura {
 class MusContextFactory;
 class WindowTreeClient;
 }
 
@@ skipping 15 matching lines @@
 class Gpu;
 }
 
 namespace ash {
 namespace mus {
 
 class NetworkConnectDelegateMus;
 class WindowManager;
 
 // Hosts the window manager and the ash system user interface for mash.
-class WindowManagerApplication
-    : public service_manager::Service,
-      public mash::session::mojom::ScreenlockStateListener {
+class WindowManagerApplication : public service_manager::Service {
  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 InitWindowManager(
       std::unique_ptr<aura::WindowTreeClient> window_tree_client,
       const scoped_refptr<base::SequencedWorkerPool>& blocking_pool);
 
   // Initializes lower-level OS-specific components (e.g. D-Bus services).
   void InitializeComponents();
   void ShutdownComponents();
 
   // service_manager::Service:
   void OnStart() override;
   bool OnConnect(const service_manager::ServiceInfo& remote_info,
                  service_manager::InterfaceRegistry* registry) override;
 
-  // session::mojom::ScreenlockStateListener:
-  void ScreenlockStateChanged(bool locked) override;
-
   tracing::Provider tracing_;
 
   std::unique_ptr<views::AuraInit> aura_init_;
 
   std::unique_ptr<ui::Gpu> gpu_;
   std::unique_ptr<aura::MusContextFactory> 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_;
 
-  mash::session::mojom::SessionPtr session_;
-
-  mojo::Binding<mash::session::mojom::ScreenlockStateListener>
-      screenlock_state_listener_binding_;
-
 #if defined(OS_CHROMEOS)
   std::unique_ptr<NetworkConnectDelegateMus> network_connect_delegate_;
   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_