--- old/src/hotspot/share/gc/g1/g1RemSetSummary.cpp	2017-11-03 14:43:26.381768161 +0100
+++ new/src/hotspot/share/gc/g1/g1RemSetSummary.cpp	2017-11-03 14:43:25.991756142 +0100
@@ -59,12 +59,12 @@
 
   _num_coarsenings = HeapRegionRemSet::n_coarsenings();
 
-  G1ConcurrentRefine * cg1r = G1CollectedHeap::heap()->concurrent_g1_refine();
+  G1ConcurrentRefine * cr = G1CollectedHeap::heap()->concurrent_refine();
   if (_rs_threads_vtimes != NULL) {
     GetRSThreadVTimeClosure p(this);
-    cg1r->worker_threads_do(&p);
+    cr->worker_threads_do(&p);
   }
-  set_sampling_thread_vtime(cg1r->sampling_thread()->vtime_accum());
+  set_sampling_thread_vtime(cr->sampling_thread()->vtime_accum());
 }
 
 void G1RemSetSummary::set_rs_thread_vtime(uint thread, double value) {