Fix mistake in parent commit

src/Alexandrie-Base/AeEnumeration.class.st

@@ -23,10 +23,10 @@ AeEnumeration class >> allValues [
 AeEnumeration class >> initialize [
 	"We take the responsibility of initializing the whole hierarchy.
 	Why? To avoid duplication of initialize on each subclass.
-	However, we have to only initialize subclasses that define #enumDecl."
+	However, we have to only initialize subclasses that define #enumDecl on classSide."
 
 	self allSubclassesDo: [ :each |
-		(each includesSelector: #enumDecl)
+		(each classSide includesSelector: #enumDecl)
 			ifTrue: [ each initializeEnumeration ] ]
 ]