It is time.

ui/aura/window_tree_host_mac.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 UI_AURA_WINDOW_TREE_HOST_MAC_H_
-#define UI_AURA_WINDOW_TREE_HOST_MAC_H_
-
-#include <vector>
-
-#include "base/mac/scoped_nsobject.h"
-#include "ui/aura/aura_export.h"
-#include "ui/aura/window_tree_host.h"
-#include "ui/gfx/insets.h"
-#include "ui/gfx/rect.h"
-
-namespace ui {
-class MouseEvent;
-}
-
-namespace aura {
-
-namespace internal {
-class TouchEventCalibrate;
-}
-
-class AURA_EXPORT WindowTreeHostMac : public WindowTreeHost {
- public:
-  explicit WindowTreeHostMac(const gfx::Rect& bounds);
-  virtual ~WindowTreeHostMac();
-
- private:
-  // WindowTreeHost Overrides.
-  virtual ui::EventSource* GetEventSource() override;
-  virtual gfx::AcceleratedWidget GetAcceleratedWidget() override;
-  virtual void Show() override;
-  virtual void Hide() override;
-  virtual void ToggleFullScreen() override;
-  virtual gfx::Rect GetBounds() const override;
-  virtual void SetBounds(const gfx::Rect& bounds) override;
-  virtual gfx::Insets GetInsets() const override;
-  virtual void SetInsets(const gfx::Insets& insets) override;
-  virtual gfx::Point GetLocationOnNativeScreen() const override;
-  virtual void SetCapture() override;
-  virtual void ReleaseCapture() override;
-  virtual bool ConfineCursorToRootWindow() override;
-  virtual void UnConfineCursor() override;
-  virtual void SetCursorNative(gfx::NativeCursor cursor_type) override;
-  virtual void MoveCursorToNative(const gfx::Point& location) override;
-  virtual void OnCursorVisibilityChangedNative(bool show) override;
-  virtual void PostNativeEvent(const base::NativeEvent& event) override;
-  virtual void OnDeviceScaleFactorChanged(float device_scale_factor) override;
-
- private:
-  base::scoped_nsobject<NSWindow> window_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowTreeHostMac);
-};
-
-}  // namespace aura
-
-#endif  // UI_AURA_WINDOW_TREE_HOST_MAC_H_