--- a/src/hotspot/share/classfile/classLoaderData.hpp	Wed Mar 21 13:30:03 2018 -0700
+++ b/src/hotspot/share/classfile/classLoaderData.hpp	Wed Mar 21 17:09:34 2018 -0400
@@ -288,6 +288,7 @@
 
   void unload();
   bool keep_alive() const       { return _keep_alive > 0; }
+  oop  holder_phantom();
   void classes_do(void f(Klass*));
   void loaded_classes_do(KlassClosure* klass_closure);
   void classes_do(void f(InstanceKlass*));