--- old/src/hotspot/share/runtime/deoptimization.cpp	2019-05-21 12:00:06.124582547 +0200
+++ new/src/hotspot/share/runtime/deoptimization.cpp	2019-05-21 12:00:05.651566449 +0200
@@ -1294,7 +1294,7 @@
   collect_monitors(cvf, objects_to_revoke);
 }
 
-void Deoptimization::revoke_safepoint(JavaThread* thread, frame fr, RegisterMap* map) {
+void Deoptimization::revoke_using_safepoint(JavaThread* thread, frame fr, RegisterMap* map) {
   if (!UseBiasedLocking) {
     return;
   }
@@ -1308,7 +1308,7 @@
   }
 }
 
-void Deoptimization::revoke_handshake(JavaThread* thread, frame fr, RegisterMap* map) {
+void Deoptimization::revoke_using_handshake(JavaThread* thread, frame fr, RegisterMap* map) {
   if (!UseBiasedLocking) {
     return;
   }
@@ -1318,7 +1318,6 @@
   int len = objects_to_revoke->length();
   for (int i = 0; i < len; i++) {
     oop obj = (objects_to_revoke->at(i))();
-    markOop mark = obj->mark();
     BiasedLocking::revoke_own_locks_in_handshake(objects_to_revoke->at(i), thread);
     assert(!obj->mark()->has_bias_pattern(), "biases should be revoked by now");
   }
@@ -1372,9 +1371,9 @@
   DeoptimizationMarker dm;
   if (UseBiasedLocking) {
     if (in_handshake) {
-      revoke_handshake(thread, fr, map);
+      revoke_using_handshake(thread, fr, map);
     } else {
-      revoke_safepoint(thread, fr, map);
+      revoke_using_safepoint(thread, fr, map);
     }
   }
   deoptimize_single_frame(thread, fr, reason);