--- old/src/hotspot/share/runtime/biasedLocking.hpp	2019-08-28 08:54:14.827697862 +0200
+++ new/src/hotspot/share/runtime/biasedLocking.hpp	2019-08-28 08:54:14.632691181 +0200
@@ -198,7 +198,6 @@
   // These are used by deoptimization to ensure that monitors on the stack
   // can be migrated
   static void revoke(GrowableArray<Handle>* objs, JavaThread *biaser);
-  static void revoke_at_safepoint(GrowableArray<Handle>* objs);
 
   static void print_counters() { _counters.print(); }
   static BiasedLockingCounters* counters() { return &_counters; }