--- old/src/share/vm/opto/memnode.cpp	Mon Feb 21 14:15:27 2011
+++ new/src/share/vm/opto/memnode.cpp	Mon Feb 21 14:15:27 2011
@@ -1101,10 +1101,10 @@
       // Fetch the box object at the base of the array and get its value
       ciInstance* box = array->obj_at(0)->as_instance();
       ciInstanceKlass* ik = box->klass()->as_instance_klass();
-      if (ik->nof_nonstatic_fields() == 1) {
+      if (ik->nonstatic_fields()->length() == 1) {
         // This should be true nonstatic_field_at requires calling
         // nof_nonstatic_fields so check it anyway
-        ciConstant c = box->field_value(ik->nonstatic_field_at(0));
+        ciConstant c = box->field_value(ik->nonstatic_fields()->at(0));
         cache_offset = c.as_int();
       }
       return true;