- d->remove_listener (GET_LISTENER (one_time_step), ly_symbol2scm ("OneTimeStep"));
- d->remove_listener (GET_LISTENER (prepare), ly_symbol2scm ("Prepare"));
- d->remove_listener (GET_LISTENER (finish), ly_symbol2scm ("Finish"));
+ d->remove_listener (GET_LISTENER (Score_performer, one_time_step), ly_symbol2scm ("OneTimeStep"));
+ d->remove_listener (GET_LISTENER (Score_performer, prepare), ly_symbol2scm ("Prepare"));
+ d->remove_listener (GET_LISTENER (Score_performer, finish), ly_symbol2scm ("Finish"));