services: Cleanup class/struct fwd declarations

services/ui/ws/window_server_delegate.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 SERVICES_UI_WS_WINDOW_SERVER_DELEGATE_H_
 #define SERVICES_UI_WS_WINDOW_SERVER_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 
 #include "mojo/public/cpp/bindings/interface_request.h"
 #include "services/ui/common/types.h"
 #include "services/ui/public/interfaces/window_tree.mojom.h"
 
 namespace ui {
 
 namespace mojom {
-class WindowManagerFactory;
 class WindowTree;
 }
 
 namespace ws {
 
 class Display;
-class ServerWindow;
 class WindowServer;
 class WindowTree;
 class WindowTreeBinding;
 
 class WindowServerDelegate {
  public:
   enum BindingType {
     EMBED,
     WINDOW_MANAGER,
   };
@@ skipping 22 matching lines @@
       mojom::WindowTreeClientPtr* client);
 
  protected:
   virtual ~WindowServerDelegate() {}
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_WINDOW_SERVER_DELEGATE_H_