--- old/src/hotspot/share/utilities/lockFreeStack.hpp	2019-12-01 18:05:05.610764242 -0500
+++ new/src/hotspot/share/utilities/lockFreeStack.hpp	2019-12-01 18:05:05.358750739 -0500
@@ -69,9 +69,7 @@
     } while (old != cur);
   }
 
-  // Noncopyable.
-  LockFreeStack(const LockFreeStack&);
-  LockFreeStack& operator=(const LockFreeStack&);
+  NONCOPYABLE(LockFreeStack);
 
 public:
   LockFreeStack() : _top(NULL) {}