Move mus to //services/ui

components/mus/ws/window_manager_display_root.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_DISPLAY_ROOT_H_
-#define COMPONENTS_MUS_WS_WINDOW_MANAGER_DISPLAY_ROOT_H_
-
-#include <stdint.h>
-
-#include <memory>
-
-#include "base/macros.h"
-
-namespace mus {
-namespace ws {
-
-class Display;
-class ServerWindow;
-class WindowManagerState;
-class WindowServer;
-
-namespace test {
-class WindowManagerDisplayRootTestApi;
-}
-
-// Owns the root window of a window manager for one display. Each window manager
-// has one WindowManagerDisplayRoot for each Display. The root window is
-// parented to the root of a Display.
-class WindowManagerDisplayRoot {
- public:
-  explicit WindowManagerDisplayRoot(Display* display);
-  ~WindowManagerDisplayRoot();
-
-  ServerWindow* root() { return root_.get(); }
-  const ServerWindow* root() const { return root_.get(); }
-
-  Display* display() { return display_; }
-  const Display* display() const { return display_; }
-
-  WindowManagerState* window_manager_state() { return window_manager_state_; }
-  const WindowManagerState* window_manager_state() const {
-    return window_manager_state_;
-  }
-
- private:
-  friend class Display;
-
-  WindowServer* window_server();
-
-  Display* display_;
-  // Root ServerWindow of this WindowManagerDisplayRoot. |root_| has a parent,
-  // the root ServerWindow of the Display.
-  std::unique_ptr<ServerWindow> root_;
-  WindowManagerState* window_manager_state_ = nullptr;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowManagerDisplayRoot);
-};
-
-}  // namespace ws
-}  // namespace mus
-
-#endif  // COMPONENTS_MUS_WS_WINDOW_MANAGER_DISPLAY_ROOT_H_