Moving default minimize location to the app launcher item.

ash/shelf/shelf_view.h

Index: ash/shelf/shelf_view.h
diff --git a/ash/shelf/shelf_view.h b/ash/shelf/shelf_view.h
index 9f7c2ddf7c1a7f0516bbc34e4da94ff80ce8340e..c3fff08059b0b42c8f062730df245c4c89c22b45 100644
--- a/ash/shelf/shelf_view.h
+++ b/ash/shelf/shelf_view.h
@@ -74,7 +74,8 @@ class ASH_EXPORT ShelfView : public views::View,
   void SchedulePaintForAllButtons();
 
   // Returns the ideal bounds of the specified item, or an empty rect if id
-  // isn't know.
+  // isn't know. If the item is in an overflow shelf, the overflow icon location
+  // will be returned.
   gfx::Rect GetIdealBoundsOfItemIcon(ShelfID id);
 
   // Repositions the icon for the specified item by the midpoint of the window.