--- a/UndefinedObject.st	Fri Jun 11 20:12:49 2004 +0200
+++ b/UndefinedObject.st	Fri Jun 11 20:17:09 2004 +0200
@@ -246,15 +246,6 @@
     "ignored here - nil has no dependents"
 ! !
 
-!UndefinedObject methodsFor:'encoding'!
-
-encodeOn:anEncoder with:aParameter
-
-    anEncoder encodeNilWith:aParameter
-
-
-! !
-
 !UndefinedObject methodsFor:'error catching'!
 
 basicAt:index
@@ -682,10 +673,17 @@
 
 ! !
 
+!UndefinedObject methodsFor:'visiting'!
+
+acceptVisitor:aVisitor with:aParameter
+
+    ^ aVisitor visitNilWith:aParameter
+! !
+
 !UndefinedObject class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.58 2004-06-08 10:30:22 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.59 2004-06-11 18:15:33 stefan Exp $'
 ! !
 
 UndefinedObject initialize!