--- old/src/hotspot/share/gc/parallel/psParallelCompact.cpp	2018-11-28 13:52:42.782249430 -0500
+++ new/src/hotspot/share/gc/parallel/psParallelCompact.cpp	2018-11-28 13:52:42.494249305 -0500
@@ -2100,7 +2100,7 @@
   uint parallel_gc_threads = heap->gc_task_manager()->workers();
   uint active_gc_threads = heap->gc_task_manager()->active_workers();
   TaskQueueSetSuper* qset = ParCompactionManager::stack_array();
-  ParallelTaskTerminator terminator(active_gc_threads, qset);
+  TaskTerminator terminator(active_gc_threads, qset);
 
   PCMarkAndPushClosure mark_and_push_closure(cm);
   ParCompactionManager::FollowStackClosure follow_stack_closure(cm);
@@ -2129,7 +2129,7 @@
 
     if (active_gc_threads > 1) {
       for (uint j = 0; j < active_gc_threads; j++) {
-        q->enqueue(new StealMarkingTask(&terminator));
+        q->enqueue(new StealMarkingTask(terminator.terminator()));
       }
     }
 
@@ -2459,12 +2459,12 @@
   uint parallel_gc_threads = heap->gc_task_manager()->workers();
   uint active_gc_threads = heap->gc_task_manager()->active_workers();
   TaskQueueSetSuper* qset = ParCompactionManager::region_array();
-  ParallelTaskTerminator terminator(active_gc_threads, qset);
+  TaskTerminator terminator(active_gc_threads, qset);
 
   GCTaskQueue* q = GCTaskQueue::create();
   prepare_region_draining_tasks(q, active_gc_threads);
   enqueue_dense_prefix_tasks(q, active_gc_threads);
-  enqueue_region_stealing_tasks(q, &terminator, active_gc_threads);
+  enqueue_region_stealing_tasks(q, terminator.terminator(), active_gc_threads);
 
   {
     GCTraceTime(Trace, gc, phases) tm("Par Compact", &_gc_timer);