--- a/hotspot/src/share/vm/memory/threadLocalAllocBuffer.cpp	Wed Dec 10 23:46:10 2008 -0800
+++ b/hotspot/src/share/vm/memory/threadLocalAllocBuffer.cpp	Thu Dec 11 12:05:08 2008 -0800
@@ -100,8 +100,7 @@
 void ThreadLocalAllocBuffer::make_parsable(bool retire) {
   if (end() != NULL) {
     invariants();
-    MemRegion mr(top(), hard_end());
-    SharedHeap::fill_region_with_object(mr);
+    CollectedHeap::fill_with_object(top(), hard_end());
 
     if (retire || ZeroTLAB) {  // "Reset" the TLAB
       set_start(NULL);