use classnames for interface naming; remove inclusion of

[lilypond.git] / lily / include / stem-tremolo.hh

diff --git a/lily/include/stem-tremolo.hh b/lily/include/stem-tremolo.hh
index 49b5fd4c5cd01beec22d65c9639bb3df0a66fc83..d05e5fc410b0c41ece4d88272e87e1d8bf3051cb 100644 (file)
--- a/lily/include/stem-tremolo.hh
+++ b/lily/include/stem-tremolo.hh
@@ -11,12 +11,13 @@
 
 #include "lily-proto.hh"
 #include "lily-guile.hh"
+#include "grob-interface.hh"
 
 class Stem_tremolo
 {
 public:
 
-  static bool has_interface (Grob *);
+  DECLARE_GROB_INTERFACE();
   DECLARE_SCHEME_CALLBACK (calc_slope, (SCM));
   DECLARE_SCHEME_CALLBACK (calc_width, (SCM));
   DECLARE_SCHEME_CALLBACK (print, (SCM));