--- a/hotspot/src/share/vm/gc/g1/g1ParScanThreadState.cpp	Wed Oct 14 09:33:45 2015 +0200
+++ b/hotspot/src/share/vm/gc/g1/g1ParScanThreadState.cpp	Wed Oct 14 14:50:43 2015 +0200
@@ -27,6 +27,7 @@
 #include "gc/g1/g1CollectedHeap.inline.hpp"
 #include "gc/g1/g1OopClosures.inline.hpp"
 #include "gc/g1/g1ParScanThreadState.inline.hpp"
+#include "gc/g1/g1RootClosures.hpp"
 #include "gc/g1/g1StringDedup.hpp"
 #include "gc/shared/taskqueue.inline.hpp"
 #include "oops/oop.inline.hpp"
@@ -37,7 +38,7 @@
     _refs(g1h->task_queue(worker_id)),
     _dcq(&g1h->dirty_card_queue_set()),
     _ct_bs(g1h->g1_barrier_set()),
-    _g1_rem(g1h->g1_rem_set()),
+    _closures(NULL),
     _hash_seed(17),
     _worker_id(worker_id),
     _tenuring_threshold(g1h->g1_policy()->tenuring_threshold()),
@@ -69,6 +70,8 @@
   // need to be moved to the next space.
   _dest[InCSetState::Young]        = InCSetState::Old;
   _dest[InCSetState::Old]          = InCSetState::Old;
+
+  _closures = G1EvacuationRootClosures::create_root_closures(this, _g1h);
 }
 
 // Pass locally gathered statistics to global state.
@@ -86,6 +89,7 @@
 
 G1ParScanThreadState::~G1ParScanThreadState() {
   delete _plab_allocator;
+  delete _closures;
   FREE_C_HEAP_ARRAY(size_t, _surviving_young_words_base);
 }