--- old/src/share/vm/gc/shared/genCollectedHeap.cpp	2017-08-03 16:11:12.853642935 -0700
+++ new/src/share/vm/gc/shared/genCollectedHeap.cpp	2017-08-03 16:11:12.749642938 -0700
@@ -386,7 +386,7 @@
     }
     gen->collect(full, clear_soft_refs, size, is_tlab);
     if (!rp->enqueuing_is_done()) {
-      ReferenceProcessorPhaseTimes pt(NULL, rp->num_q(), rp->processing_is_mt());
+      ReferenceProcessorPhaseTimes pt(NULL, rp->num_q());
       rp->enqueue_discovered_references(NULL, &pt);
       pt.print_enqueue_phase();
     } else {