8153176: ParOldGC: Use correct TaskQueueSet for ParallelTaskTerminator in marking.

Reviewed-by: mgerdin, tschatzl
Contributed-by: richard.reingruber@sap.com

src/share/vm/gc_implementation/parallelScavenge/pcTasks.cpp

@@ -171,7 +171,7 @@ void RefProcTaskExecutor::execute(ProcessTask& task)
   ParallelScavengeHeap* heap = PSParallelCompact::gc_heap();
   uint parallel_gc_threads = heap->gc_task_manager()->workers();
   uint active_gc_threads = heap->gc_task_manager()->active_workers();
-  RegionTaskQueueSet* qset = ParCompactionManager::region_array();
+  OopTaskQueueSet* qset = ParCompactionManager::stack_array();
   ParallelTaskTerminator terminator(active_gc_threads, qset);
   GCTaskQueue* q = GCTaskQueue::create();
   for(uint i=0; i<parallel_gc_threads; i++) {

src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp

@@ -2355,7 +2355,7 @@ void PSParallelCompact::marking_phase(ParCompactionManager* cm,
   ParallelScavengeHeap* heap = gc_heap();
   uint parallel_gc_threads = heap->gc_task_manager()->workers();
   uint active_gc_threads = heap->gc_task_manager()->active_workers();
-  TaskQueueSetSuper* qset = ParCompactionManager::region_array();
+  TaskQueueSetSuper* qset = ParCompactionManager::stack_array();
   ParallelTaskTerminator terminator(active_gc_threads, qset);
 
   PSParallelCompact::MarkAndPushClosure mark_and_push_closure(cm);