--- a/src/hotspot/share/runtime/biasedLocking.hpp	Thu May 23 09:46:49 2019 +0200
+++ b/src/hotspot/share/runtime/biasedLocking.hpp	Thu May 23 10:13:29 2019 +0200
@@ -175,6 +175,7 @@
 
   // This should be called by JavaThreads to revoke the bias of an object
   static Condition revoke_and_rebias(Handle obj, bool attempt_rebias, TRAPS);
+  static Condition revoke_own_locks_in_handshake(Handle obj, TRAPS);
 
   // These do not allow rebiasing; they are used by deoptimization to
   // ensure that monitors on the stack can be migrated