Adds WindowManagerManager to mus

components/mus/ws/window_manager_factory_service.h

 // 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.
 
 #ifndef COMPONENTS_MUS_WS_WINDOW_MANAGER_FACTORY_SERVICE_H_
 #define COMPONENTS_MUS_WS_WINDOW_MANAGER_FACTORY_SERVICE_H_
 
 #include <stdint.h>
 
 #include "components/mus/public/interfaces/window_manager_factory.mojom.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace mus {
 namespace ws {
 
 class ServerWindow;
+class WindowManagerFactoryRegistry;
 
 class WindowManagerFactoryService : public mojom::WindowManagerFactoryService {
  public:
-  explicit WindowManagerFactoryService(
+  WindowManagerFactoryService(
+      WindowManagerFactoryRegistry* registry,
+      uint32_t user_id,
       mojo::InterfaceRequest<mojom::WindowManagerFactoryService> request);
   ~WindowManagerFactoryService() override;
 
+  uint32_t user_id() const { return user_id_; }
+
   mojom::WindowManagerFactory* window_manager_factory() {
     return window_manager_factory_.get();
   }
 
   // mojom::WindowManagerFactoryService:
   void SetWindowManagerFactory(mojom::WindowManagerFactoryPtr factory) override;
 
  private:
+  void OnConnectionLost();
+
+  WindowManagerFactoryRegistry* registry_;
+  const uint32_t user_id_;
   mojo::Binding<mojom::WindowManagerFactoryService> binding_;
   mojom::WindowManagerFactoryPtr window_manager_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerFactoryService);
 };
 
 }  // namespace ws
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_WINDOW_MANAGER_FACTORY_SERVICE_H_