--- a/src/hotspot/share/classfile/classLoaderData.hpp	Mon Jan 08 13:13:05 2018 +0100
+++ b/src/hotspot/share/classfile/classLoaderData.hpp	Mon Jan 08 13:22:05 2018 +0100
@@ -217,6 +217,7 @@
   friend class ClassLoaderDataGraphKlassIteratorAtomic;
   friend class ClassLoaderDataGraphKlassIteratorStatic;
   friend class ClassLoaderDataGraphMetaspaceIterator;
+  friend class InstanceKlass;
   friend class MetaDataFactory;
   friend class Method;