 		/**
 		 * Filters out null items.
 		 */
-		private static function _filterItems(item:Object, i:*, a:*):Boolean
+		private static function _filterItemsRemoveNulls(item:Object, i:*, a:*):Boolean
 		{
 			return item != null;
 		}

				items = [].concat.apply(null, items);
			}
			
			return items.map(_mapItems, WeaveTreeItem_implementation).filter(_filterItems);
		};
		
		/**


package weave.primitives
{
	import flash.debugger.enterDebugger;
	
	import weave.api.core.ILinkableObject;
	import weave.api.core.ILinkableVariable;
	
