chromeos: Move files in //ash/common to //ash, part 2

ash/common/frame/caption_buttons/caption_button_types.h

-// Copyright 2013 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_COMMON_FRAME_CAPTION_BUTTONS_CAPTION_BUTTON_TYPES_H_
-#define ASH_COMMON_FRAME_CAPTION_BUTTONS_CAPTION_BUTTON_TYPES_H_
-
-namespace ash {
-
-// These are the icon types that a caption button can have. The size button's
-// action (SnapType) can be different from its icon.
-enum CaptionButtonIcon {
-  CAPTION_BUTTON_ICON_MINIMIZE,
-  CAPTION_BUTTON_ICON_MAXIMIZE_RESTORE,
-  CAPTION_BUTTON_ICON_CLOSE,
-  CAPTION_BUTTON_ICON_LEFT_SNAPPED,
-  CAPTION_BUTTON_ICON_RIGHT_SNAPPED,
-  CAPTION_BUTTON_ICON_BACK,
-  CAPTION_BUTTON_ICON_LOCATION,
-  CAPTION_BUTTON_ICON_COUNT
-};
-
-}  // namespace ash
-
-#endif  // ASH_COMMON_FRAME_CAPTION_BUTTONS_CAPTION_BUTTON_TYPES_H_