--- old/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2013-08-14 15:08:23.415502058 +0200
+++ new/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2013-08-14 15:08:22.975502065 +0200
@@ -6689,12 +6689,16 @@
 };
 
 void G1CollectedHeap::register_nmethod(nmethod* nm) {
+  CollectedHeap::register_nmethod(nm);
+
   guarantee(nm != NULL, "sanity");
   RegisterNMethodOopClosure reg_cl(this, nm);
   nm->oops_do(&reg_cl);
 }
 
 void G1CollectedHeap::unregister_nmethod(nmethod* nm) {
+  CollectedHeap::unregister_nmethod(nm);
+
   guarantee(nm != NULL, "sanity");
   UnregisterNMethodOopClosure reg_cl(this, nm);
   nm->oops_do(&reg_cl);