[WIP] Move ownership of PlatformDisplay from ws::Display to ws::WindowServer

services/ui/ws/window_server.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_H_
 #define SERVICES_UI_WS_WINDOW_SERVER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 17 matching lines @@
 #include "services/ui/ws/user_id_tracker_observer.h"
 #include "services/ui/ws/window_manager_window_tree_factory_set.h"
 
 namespace ui {
 namespace ws {
 
 class AccessPolicy;
 class Display;
 class DisplayManager;
 class GpuHost;
+class PlatformDisplay;
 class ServerWindow;
 class UserActivityMonitor;
 class WindowManagerState;
 class WindowServerDelegate;
 class WindowTree;
 class WindowTreeBinding;
 
 // WindowServer manages the set of clients of the window server (all the
 // WindowTrees) as well as providing the root of the hierarchy.
 class WindowServer : public ServerWindowDelegate,
@@ skipping 180 matching lines @@
 
   // ServerWindowDelegate:
   cc::mojom::DisplayCompositor* GetDisplayCompositor() override;
   mojo::AssociatedGroup* GetDisplayCompositorAssociatedGroup() override;
 
   // UserDisplayManagerDelegate:
   bool GetFrameDecorationsForUser(
       const UserId& user_id,
       mojom::FrameDecorationValuesPtr* values) override;
 
+  void AddPlatformDisplay(std::unique_ptr<PlatformDisplay> platform_display);
+  void RemovePlatformDisplay(PlatformDisplay* platform_display);
+
  private:
   struct CurrentMoveLoopState;
   struct CurrentDragLoopState;
   friend class Operation;
 
   using WindowTreeMap =
       std::map<ClientSpecificId, std::unique_ptr<WindowTree>>;
   using UserActivityMonitorMap =
       std::map<UserId, std::unique_ptr<UserActivityMonitor>>;
 
@@ skipping 124 matching lines @@
 
   WindowManagerWindowTreeFactorySet window_manager_window_tree_factory_set_;
 
   cc::SurfaceId root_surface_id_;
 
   mojo::Binding<cc::mojom::DisplayCompositorClient>
       display_compositor_client_binding_;
   // State for rendering into a Surface.
   cc::mojom::DisplayCompositorPtr display_compositor_;
 
+  std::set<std::unique_ptr<PlatformDisplay>> platform_displays_;
+
   DISALLOW_COPY_AND_ASSIGN(WindowServer);
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_WINDOW_SERVER_H_