Doc: clarify example of 'Going back in MIDI time' (3097)

[lilypond.git] / lily / stream-event.cc

diff --git a/lily/stream-event.cc b/lily/stream-event.cc
index 117559b87c52871bca8d5739b22f1dcf122265c6..5ce03ec08d0d21883b0e3249eea1685326fdcbc9 100644 (file)
--- a/lily/stream-event.cc
+++ b/lily/stream-event.cc
@@ -69,7 +69,6 @@ bool
 Stream_event::internal_in_event_class (SCM class_name)
 {
   SCM cl = get_property ("class");
-  cl = scm_call_1 (ly_lily_module_constant ("ly:make-event-class"), cl);
   return scm_c_memq (class_name, cl) != SCM_BOOL_F;
 }
 
@@ -89,16 +88,15 @@ Stream_event::make_transposable ()
       SCM val = scm_cdr (entry);
 
       if ((unsmob_pitch (val)
-          || (prop == ly_symbol2scm ("element") && unsmob_music (val))
-          || (prop == ly_symbol2scm ("elements") && scm_is_pair (val))
-          || (prop == ly_symbol2scm ("pitch-alist") && scm_is_pair (val)))
-         && scm_is_false (scm_assq (prop, mutable_property_alist_)))
-       mutable_property_alist_ =
-         scm_acons (prop, ly_music_deep_copy (val), mutable_property_alist_);
+           || (prop == ly_symbol2scm ("element") && unsmob_music (val))
+           || (prop == ly_symbol2scm ("elements") && scm_is_pair (val))
+           || (prop == ly_symbol2scm ("pitch-alist") && scm_is_pair (val)))
+          && scm_is_false (scm_assq (prop, mutable_property_alist_)))
+        mutable_property_alist_
+          = scm_acons (prop, ly_music_deep_copy (val), mutable_property_alist_);
     }
 }
 
-
 SCM
 Stream_event::dump (SCM self)
 {