Issue 4938 (2/3) Refactor handling of MIDI control changes

[lilypond.git] / lily / collision-engraver.cc

diff --git a/lily/collision-engraver.cc b/lily/collision-engraver.cc
index 034726def9b2437176e124b99be0ad23aca3deac..ca6a52d320a09dde5c5ff326611bfe4309ded81b 100644 (file)
--- a/lily/collision-engraver.cc
+++ b/lily/collision-engraver.cc
@@ -31,7 +31,7 @@ class Collision_engraver : public Engraver
   vector<Grob *> note_columns_;
 
 protected:
-  DECLARE_ACKNOWLEDGER (note_column);
+  void acknowledge_note_column (Grob_info);
   void process_acknowledged ();
   void stop_translation_timestep ();
 public: