Mojo: Use InterfaceFactory<Interface> for service registration

mojo/services/window_manager/window_manager_service_impl.h

 // Copyright 2014 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 MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_SERVICE_IMPL_H_
 #define MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_SERVICE_IMPL_H_
 
 #include "base/basictypes.h"
 #include "mojo/services/public/cpp/view_manager/types.h"
 #include "mojo/services/public/interfaces/window_manager/window_manager.mojom.h"
 
 namespace mojo {
 
-class ApplicationConnection;
 class WindowManagerApp;
 
 class WindowManagerServiceImpl : public InterfaceImpl<WindowManagerService> {
  public:
-  WindowManagerServiceImpl(ApplicationConnection* connection,
-                           WindowManagerApp* manager);
+  explicit WindowManagerServiceImpl(WindowManagerApp* manager);
   virtual ~WindowManagerServiceImpl();
 
   void NotifyReady();
   void NotifyNodeFocused(view_manager::Id new_focused_id,
                          view_manager::Id old_focused_id);
   void NotifyWindowActivated(view_manager::Id new_active_id,
                              view_manager::Id old_active_id);
 
  private:
   // Overridden from WindowManagerService:
@@ skipping 14 matching lines @@
   virtual void OnConnectionEstablished() MOJO_OVERRIDE;
 
   WindowManagerApp* window_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerServiceImpl);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_WINDOW_MANAGER_WINDOW_MANAGER_SERVICE_IMPL_H_