--- NSOutlineView.m	2003-07-21 03:09:16.000000000 -0500
+++ NSOutlineView.m.new	2003-07-21 03:08:35.000000000 -0500
@@ -129,17 +129,12 @@
   _itemDict = NSCreateMapTable(NSObjectMapKeyCallBacks,
 			       NSObjectMapValueCallBacks,
 			       64);
-  _items = [NSMutableArray array];
-  _expandedItems = [NSMutableArray array];
+  _items = [NSMutableArray new];
+  _expandedItems = [NSMutableArray new];
   _levelOfItems = NSCreateMapTable(NSObjectMapKeyCallBacks,
 				   NSObjectMapValueCallBacks,
 				   64);
 
-
-  // Retain items
-  RETAIN(_items);
-  RETAIN(_expandedItems);
-
   return self;
 }