--- old/src/hotspot/share/oops/klass.hpp	2019-12-03 19:37:06.000000000 -0800
+++ new/src/hotspot/share/oops/klass.hpp	2019-12-03 19:37:06.000000000 -0800
@@ -619,6 +619,8 @@
   void set_has_miranda_methods()        { _access_flags.set_has_miranda_methods(); }
   bool is_shared() const                { return access_flags().is_shared_class(); } // shadows MetaspaceObj::is_shared)()
   void set_is_shared()                  { _access_flags.set_is_shared_class(); }
+  bool is_hidden() const                { return access_flags().is_hidden_class(); }
+  void set_is_hidden()                  { _access_flags.set_is_hidden_class(); }
 
   bool is_cloneable() const;
   void set_is_cloneable();