}
if (finished_spanner_)
{
- if (Hairpin::has_interface (finished_spanner_))
+ if (has_interface<Hairpin> (finished_spanner_))
Pointer_group_interface::add_grob (finished_spanner_,
ly_symbol2scm ("adjacent-spanners"),
current_spanner_);
- if (Hairpin::has_interface (current_spanner_))
+ if (has_interface<Hairpin> (current_spanner_))
Pointer_group_interface::add_grob (current_spanner_,
ly_symbol2scm ("adjacent-spanners"),
finished_spanner_);