--- a/src/hotspot/share/oops/klass.hpp	Thu May 09 07:21:32 2019 -0400
+++ b/src/hotspot/share/oops/klass.hpp	Thu May 09 14:26:03 2019 +0200
@@ -692,18 +692,7 @@
   virtual void oop_verify_on(oop obj, outputStream* st);
 
   // for error reporting
-  static Klass* decode_klass_raw(narrowKlass narrow_klass);
   static bool is_valid(Klass* k);
-
-  static bool is_null(narrowKlass obj);
-  static bool is_null(Klass* obj);
-
-  // klass encoding for klass pointer in objects.
-  static narrowKlass encode_klass_not_null(Klass* v);
-  static narrowKlass encode_klass(Klass* v);
-
-  static Klass* decode_klass_not_null(narrowKlass v);
-  static Klass* decode_klass(narrowKlass v);
 };
 
 #endif // SHARE_OOPS_KLASS_HPP