Grob *common = l->common_refpoint (r, X_AXIS);
- Real sl = me->get_paper ()->get_realvar (ly_symbol2scm ("linethickness"));
+ Real sl = me->get_paper ()->get_dimension (ly_symbol2scm ("linethickness"));
Link_array<Grob> heads (Pointer_group_interface__extract_grobs (me, (Grob*)0,
"heads"));