-ADD_ACKNOWLEDGER (Script_row_engraver, accidental_placement);
-ADD_ACKNOWLEDGER (Script_row_engraver, side_position);
+void
+Script_row_engraver::boot ()
+{
+ ADD_ACKNOWLEDGER (Script_row_engraver, accidental_placement);
+ ADD_ACKNOWLEDGER (Script_row_engraver, side_position);
+}
+