--- old/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2014-08-28 09:58:54.678371786 +0200
+++ new/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2014-08-28 09:58:54.594374746 +0200
@@ -2629,6 +2629,11 @@
   _hrs.par_iterate(cl, worker_id, num_workers, claim_value);
 }
 
+void
+G1CollectedHeap::heap_region_iterate_range(HeapRegionClosure* cl, uint start, uint end) const {
+  _hrs.iterate_range(cl, start, end);
+}
+
 class ResetClaimValuesClosure: public HeapRegionClosure {
 public:
   bool doHeapRegion(HeapRegion* r) {