diff -r e3618c902d17 -r eda750f21308 src/hotspot/share/oops/method.hpp
--- a/src/hotspot/share/oops/method.hpp	Mon Oct 14 11:36:17 2019 +0200
+++ b/src/hotspot/share/oops/method.hpp	Thu Oct 17 07:35:22 2019 -0400
@@ -1006,6 +1006,8 @@
   // Deallocation function for redefine classes or if an error occurs
   void deallocate_contents(ClassLoaderData* loader_data);
 
+  void release_C_heap_structures();
+
   Method* get_new_method() const {
     InstanceKlass* holder = method_holder();
     Method* new_method = holder->method_with_idnum(orig_method_idnum());