Fork a subset of ash/shelf for use in mash.

mash/shelf/shelf_types.h

 // Copyright (c) 2012 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_SHELF_SHELF_TYPES_H_
-#define ASH_SHELF_SHELF_TYPES_H_
+#ifndef MASH_SHELF_SHELF_TYPES_H_
+#define MASH_SHELF_SHELF_TYPES_H_
 
-namespace ash {
+namespace mash {
+namespace shelf {
 
 enum ShelfAlignment {
   SHELF_ALIGNMENT_BOTTOM,
   SHELF_ALIGNMENT_LEFT,
   SHELF_ALIGNMENT_RIGHT,
   SHELF_ALIGNMENT_TOP,
 };
 
 enum ShelfAutoHideBehavior {
   // Always auto-hide.
@@ skipping 26 matching lines @@
   // The default transparent background.
   SHELF_BACKGROUND_DEFAULT,
 
   // The background when a window is overlapping.
   SHELF_BACKGROUND_OVERLAP,
 
   // The background when a window is maximized.
   SHELF_BACKGROUND_MAXIMIZED,
 };
 
-}  // namespace ash
+}  // namespace shelf
+}  // namespace mash
 
-#endif  // ASH_SHELF_SHELF_TYPES_H_
+#endif  // MASH_SHELF_SHELF_TYPES_H_