Switch to standard integer types in ash/.

ash/accelerators/magnifier_key_scroller.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 ASH_ACCELERATORS_MAGNIFIER_KEY_SCROLLER_H_
 #define ASH_ACCELERATORS_MAGNIFIER_KEY_SCROLLER_H_
 
 #include "ash/accelerators/key_hold_detector.h"
 #include "ash/ash_export.h"
+#include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/events/event_handler.h"
 
 namespace ui {
 class KeyEvent;
 }
 
 namespace ash {
 
 // A KeyHoldDetector delegate to control control magnified screen.
@@ skipping 27 matching lines @@
 
   MagnifierKeyScroller();
   ~MagnifierKeyScroller() override;
 
   DISALLOW_COPY_AND_ASSIGN(MagnifierKeyScroller);
 };
 
 }  // namespace ash
 
 #endif  // ASH_ACCELERATORS_MAGNIFIER_KEY_SCROLLER_H_