rem: get isXML() { return this._isXML; }, 
add: get _httpAuthFailed()         { return this.__httpAuthFailed }, 
context:   get isXML() {    return this._isXML;  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/52fb1520a454be8bf81abd38d3d68916c820227d/nsMicrosummaryService.js/buggy/browser/components/microsummaries/src/nsMicrosummaryService.js