--- old/src/hotspot/share/gc/shared/gcArguments.hpp	2017-11-28 16:24:52.745101260 +0100
+++ new/src/hotspot/share/gc/shared/gcArguments.hpp	2017-11-28 16:24:52.529092747 +0100
@@ -46,7 +46,10 @@
   static bool is_initialized();
   static GCArguments* arguments();
 
+  void post_heap_initialize();
+
   virtual void initialize_flags();
+  virtual void parse_verification_type(const char* type);
 
   virtual size_t conservative_max_heap_alignment() = 0;