--- a/hotspot/src/share/vm/gc/g1/g1CollectedHeap_ext.cpp	Thu Aug 06 01:48:27 2015 -0700
+++ b/hotspot/src/share/vm/gc/g1/g1CollectedHeap_ext.cpp	Thu Aug 06 15:49:50 2015 +0200
@@ -24,6 +24,7 @@
 
 #include "precompiled.hpp"
 #include "gc/g1/g1CollectedHeap.hpp"
+#include "gc/g1/heapRegion.inline.hpp"
 
 bool G1CollectedHeap::copy_allocation_context_stats(const jint* contexts,
                                                     jlong* totals,
@@ -31,3 +32,8 @@
                                                     jint len) {
   return false;
 }
+
+HeapRegion* G1CollectedHeap::new_heap_region(uint hrs_index,
+                                             MemRegion mr) {
+  return new HeapRegion(hrs_index, bot_shared(), mr);
+}