diff -r 1b76d17440a0 -r 30a9612a657d src/hotspot/share/oops/instanceKlass.hpp
--- a/src/hotspot/share/oops/instanceKlass.hpp	Thu Oct 10 10:27:12 2019 +0200
+++ b/src/hotspot/share/oops/instanceKlass.hpp	Thu Oct 10 13:26:22 2019 +0200
@@ -992,7 +992,6 @@
   void process_interfaces(Thread *thread);
 
   // virtual operations from Klass
-  bool is_leaf_class() const               { return _subklass == NULL; }
   GrowableArray<Klass*>* compute_secondary_supers(int num_extra_slots,
                                                   Array<InstanceKlass*>* transitive_interfaces);
   bool can_be_primary_super_slow() const;