possibility

lily/include/box-quarantine.hh

Index: lily/include/box-quarantine.hh
diff --git a/lily/include/box-quarantine.hh b/lily/include/box-quarantine.hh
deleted file mode 100644
index 3673a959bd25eb1161452d8c4f12600ac2ec95ec..0000000000000000000000000000000000000000
--- a/lily/include/box-quarantine.hh
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
-  This file is part of LilyPond, the GNU music typesetter.
-
-  Copyright (C) 2012 Mike Solomon <mike@mikesolomon.org>
-
-  LilyPond is free software: you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation, either version 3 of the License, or
-  (at your option) any later version.
-
-  LilyPond is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef BOX_QUARANTINE_HH
-#define BOX_QUARANTINE_HH
-
-#include "lily-proto.hh"
-#include "std-vector.hh"
-#include "box.hh"
-
-class Box_quarantine
-{
-public:
-  Box_quarantine (Real, Axis);
-  void add_box_to_quarantine (Box);
-  void solve ();
-  vector<Box> quarantined_boxes ();
-
-private:
-  vector<Box> boxes_to_quarantine_;
-  Real padding_;
-  Axis a_;
-};
-
-#endif // BOX_QUARANTINE_HH