X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fseparating-line-group-engraver.cc;h=5eb1407a31787a4babd78271edffd528570f9dc4;hb=0dcde4fc13c8091439fb8e2d77ea755357a0e7ed;hp=5355f5cc43d9b29f8deac66c9324a687db499b1b;hpb=958e95822083954cad00e0a598eb9f12ceba67b9;p=lilypond.git

diff --git a/lily/separating-line-group-engraver.cc b/lily/separating-line-group-engraver.cc
index 5355f5cc43..5eb1407a31 100644
--- a/lily/separating-line-group-engraver.cc
+++ b/lily/separating-line-group-engraver.cc
@@ -59,8 +59,8 @@ protected:
   Spacings current_spacings_;
   Spacings last_spacings_;
 
-  DECLARE_ACKNOWLEDGER (item);
-  DECLARE_ACKNOWLEDGER (break_aligned);
+  void acknowledge_item (Grob_info);
+  void acknowledge_break_aligned (Grob_info);
   void stop_translation_timestep ();
   void start_translation_timestep ();
 
@@ -78,7 +78,7 @@ Separating_line_group_engraver::acknowledge_item (Grob_info i)
 {
   Item *it = i.item ();
 
-  if (Note_spacing::has_interface (it))
+  if (has_interface<Note_spacing> (it))
     {
       current_spacings_.note_spacings_.push_back (it);
       return;
@@ -153,8 +153,13 @@ Separating_line_group_engraver::stop_translation_timestep ()
   break_aligned_.clear ();
 }
 
-ADD_ACKNOWLEDGER (Separating_line_group_engraver, item);
-ADD_ACKNOWLEDGER (Separating_line_group_engraver, break_aligned);
+
+void
+Separating_line_group_engraver::boot ()
+{
+  ADD_ACKNOWLEDGER (Separating_line_group_engraver, item);
+  ADD_ACKNOWLEDGER (Separating_line_group_engraver, break_aligned);
+}
 
 ADD_TRANSLATOR (Separating_line_group_engraver,
                 /* doc */