diff -r 33a76b934213 -r 8624981f1ffa src/hotspot/share/oops/instanceKlass.hpp
--- a/src/hotspot/share/oops/instanceKlass.hpp	Thu May 03 08:07:20 2018 -0400
+++ b/src/hotspot/share/oops/instanceKlass.hpp	Fri Apr 27 15:00:04 2018 -0400
@@ -1150,9 +1150,11 @@
 #endif // INCLUDE_JVMTI
 
   void clean_weak_instanceklass_links();
+ private:
   void clean_implementors_list();
   void clean_method_data();
 
+ public:
   // Explicit metaspace deallocation of fields
   // For RedefineClasses and class file parsing errors, we need to deallocate
   // instanceKlasses and the metadata they point to.