rem: return widget != null && qx.lang.Array.contains( this._controls, widget ); 
add: var data = null; if( widget != null ) { data = widget.getUserData( "isControl" ); } return data != null && data == true; 
context: qx.Proto.isControl = function( widget ) {  return widget != null && qx.lang.Array.contains( this._controls, widget );}
meta: 8114	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8114/fa51f756944ec068ab76dad51ef36628a6849381/WidgetManager.js/clean/bundles/org.eclipse.rap.rwt/js/org/eclipse/rap/rwt/WidgetManager.js