Added more statistics.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@9727 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/drd/drd_segment.h b/drd/drd_segment.h
index 8658fae..fd6bcd2 100644
--- a/drd/drd_segment.h
+++ b/drd/drd_segment.h
@@ -70,6 +70,7 @@
 ULong DRD_(sg_get_segments_created_count)(void);
 ULong DRD_(sg_get_segments_alive_count)(void);
 ULong DRD_(sg_get_max_segments_alive_count)(void);
+ULong DRD_(sg_get_segment_merge_count)(void);
 
 
 #endif // __SEGMENT_H