--- old/src/hotspot/share/gc/g1/g1FullGCMarkTask.hpp	2020-01-30 12:26:34.732257145 +0100
+++ new/src/hotspot/share/gc/g1/g1FullGCMarkTask.hpp	2020-01-30 12:26:34.349245371 +0100
@@ -36,7 +36,7 @@
 
 class G1FullGCMarkTask : public G1FullGCTask {
   G1RootProcessor          _root_processor;
-  OWSTTaskTerminator       _terminator;
+  TaskTerminator           _terminator;
 
 public:
   G1FullGCMarkTask(G1FullCollector* collector);