--- a/hotspot/src/share/vm/gc/g1/g1CollectedHeap_ext.cpp	Thu Aug 20 15:17:41 2015 +0200
+++ b/hotspot/src/share/vm/gc/g1/g1CollectedHeap_ext.cpp	Thu Aug 20 15:17:43 2015 +0200
@@ -24,6 +24,7 @@
 
 #include "precompiled.hpp"
 #include "gc/g1/g1CollectedHeap.hpp"
+#include "gc/g1/g1ParScanThreadState.hpp"
 #include "gc/g1/heapRegion.inline.hpp"
 
 bool G1CollectedHeap::copy_allocation_context_stats(const jint* contexts,
@@ -37,3 +38,7 @@
                                              MemRegion mr) {
   return new HeapRegion(hrs_index, bot_shared(), mr);
 }
+
+G1ParScanThreadState* G1CollectedHeap::new_par_scan_state(uint worker_id) {
+  return new G1ParScanThreadState(this, worker_id);
+}