--- a/src/hotspot/share/runtime/objectMonitor.hpp	Wed Feb 21 11:18:52 2018 -0500
+++ b/src/hotspot/share/runtime/objectMonitor.hpp	Wed Feb 21 14:08:26 2018 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -191,18 +191,7 @@
   static PerfCounter * _sync_ContendedLockAttempts;
   static PerfCounter * _sync_FutileWakeups;
   static PerfCounter * _sync_Parks;
-  static PerfCounter * _sync_EmptyNotifications;
   static PerfCounter * _sync_Notifications;
-  static PerfCounter * _sync_SlowEnter;
-  static PerfCounter * _sync_SlowExit;
-  static PerfCounter * _sync_SlowNotify;
-  static PerfCounter * _sync_SlowNotifyAll;
-  static PerfCounter * _sync_FailedSpins;
-  static PerfCounter * _sync_SuccessfulSpins;
-  static PerfCounter * _sync_PrivateA;
-  static PerfCounter * _sync_PrivateB;
-  static PerfCounter * _sync_MonInCirculation;
-  static PerfCounter * _sync_MonScavenged;
   static PerfCounter * _sync_Inflations;
   static PerfCounter * _sync_Deflations;
   static PerfLongVariable * _sync_MonExtant;