Add include file.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13016 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_scheduler/scheduler.c b/coregrind/m_scheduler/scheduler.c
index 4252086..759c9a0 100644
--- a/coregrind/m_scheduler/scheduler.c
+++ b/coregrind/m_scheduler/scheduler.c
@@ -93,6 +93,7 @@
 #include "priv_sched-lock.h"
 #include "pub_core_scheduler.h"     // self
 #include "pub_core_redir.h"
+#include "libvex_emnote.h"          // VexEmNote
 
 
 /* ---------------------------------------------------------------------