--- modules/node/node.module.1.1082	Fri Jul 10 13:26:32 2009
+++ modules/node/node.module	Fri Jul 10 13:30:23 2009
@@ -575,11 +575,6 @@ function _node_types_build() {
     if (!isset($_node_types->types[$type_object->type]) || $type_object->modified) {
       $_node_types->types[$type_object->type] = $type_object;
       $_node_types->names[$type_object->type] = $type_object->name;
-
-      if ($type_object->type != $type_object->orig_type) {
-        unset($_node_types->types[$type_object->orig_type]);
-        unset($_node_types->names[$type_object->orig_type]);
-      }
     }
   }