Remove non-MD code from ShelfButton

ash/test/shelf_view_test_api.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_TEST_SHELF_VIEW_TEST_API_H_
 #define ASH_TEST_SHELF_VIEW_TEST_API_H_
 
 #include "ash/common/shelf/shelf_item_types.h"
 #include "base/macros.h"
 
@@ skipping 78 matching lines @@
 
   // An accessor for overflow bubble.
   OverflowBubble* overflow_bubble();
 
   // An accessor for overflow button.
   OverflowButton* overflow_button() const;
 
   // Returns the preferred size of |shelf_view_|.
   gfx::Size GetPreferredSize();
 
-  // Returns the button size.
-  int GetButtonSize();
-
-  // Returns the button space size.
-  int GetButtonSpacing();
-
   // Returns minimum distance before drag starts.
   int GetMinimumDragDistance() const;
 
   // Wrapper for ShelfView::ButtonPressed.
   void ButtonPressed(views::Button* sender,
                      const ui::Event& event,
                      views::InkDrop* ink_drop);
 
   // Wrapper for ShelfView::SameDragType.
   bool SameDragType(ShelfItemType typea, ShelfItemType typeb) const;
@@ skipping 16 matching lines @@
  private:
   ShelfView* shelf_view_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfViewTestAPI);
 };
 
 }  // namespace test
 }  // namespace ash
 
 #endif  // ASH_TEST_SHELF_VIEW_TEST_API_H_