rem:  this._controls.push( widget ); 
add: widget.setUserData( "isControl", true ); 
context: qx.Proto.add = function( widget, id, isControl ) {  this._map[ id ] = widget;  if( isControl != "undefined" && isControl == true ) {//  qx.lang.Array.append( this._controls, widget );    this._controls.push( widget );  }  widget.setUserData( "id", id );};
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