{ 
{ 
    get lastErrorWindow()    {            var win = this._lastErrorWindow;        this._lastErrorWindow = null; // Release to avoid leaks        return win;    },
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/be05bb1b5ce9dc07f6f4f994ca42945edd646c04/firebug-service.js/buggy/extension/components/firebug-service.js