use classnames for interface naming; remove inclusion of

[lilypond.git] / lily / include / measure-grouping-spanner.hh

diff --git a/lily/include/measure-grouping-spanner.hh b/lily/include/measure-grouping-spanner.hh
index 96612d128690454b5164d7f3cb1eb476434df2ab..ef481714ee0a4b6d8bb54768896cc3da6012aa3e 100644 (file)
--- a/lily/include/measure-grouping-spanner.hh
+++ b/lily/include/measure-grouping-spanner.hh
@@ -9,14 +9,16 @@
 #ifndef MEASURE_GROUPING_SPANNER_HH
 #define MEASURE_GROUPING_SPANNER_HH
 
-#include "grob.hh"
+#include "grob-interface.hh"
+#include "lily-proto.hh"
+
 
 class Measure_grouping
 {
 public:
   DECLARE_SCHEME_CALLBACK (print, (SCM));
 
-  static bool has_interface (Grob *);
+  DECLARE_GROB_INTERFACE();
 };
 
 #endif /* MEASURE_GROUPING_SPANNER_HH */