--- a/hotspot/src/share/vm/memory/filemap.hpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/hotspot/src/share/vm/memory/filemap.hpp	Thu Jun 28 17:03:16 2012 -0400
@@ -44,7 +44,7 @@
 
 
 
-class FileMapInfo : public CHeapObj {
+class FileMapInfo : public CHeapObj<mtInternal> {
 private:
   enum {
     _invalid_version = -1,