--- old/src/hotspot/share/opto/graphKit.hpp	2018-10-10 16:48:22.288099922 +0200
+++ new/src/hotspot/share/opto/graphKit.hpp	2018-10-10 16:48:21.971941926 +0200
@@ -377,6 +377,8 @@
     return null_check_common(value, type, true, NULL, _gvn.type(value)->speculative_always_null());
   }
 
+  Node* filter_null(Node* value, bool null2default = false, ciValueKlass* vk = NULL, int trap_bci = -1);
+
   // Check if value is null and abort if it is
   Node* must_be_not_null(Node* value, bool do_replace_in_map);