Switch to standard integer types in ash/.

ash/display/null_mouse_warp_controller.h

 // Copyright 2015 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 ASH_DISPLAY_NULL_MOUSE_WARP_CONTROLLER_H
 #define ASH_DISPLAY_NULL_MOUSE_WARP_CONTROLLER_H
 
 #include "ash/display/mouse_warp_controller.h"
 
+#include "base/macros.h"
+
 namespace ash {
 
 // A MouseWarpController when there is one desktop display
 // (in single display or mirror mode).
 class NullMouseWarpController : public MouseWarpController {
  public:
   NullMouseWarpController() {}
 
   // MouseWarpController:
   bool WarpMouseCursor(ui::MouseEvent* event) override;
   void SetEnabled(bool enable) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(NullMouseWarpController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_MOUSE_WARP_CONTROLLER_H