rem: function stringToXml( data ) 
add: function stringToXml( data, expectedErrno ) 
context: function stringToXml( data ){    if (!data || data == "") { // assuming time-out        throw new Components.Exception(            "Login failed. Invalid session ID.",            Components.interfaces.calIWcapErrors.WCAP_LOGIN_FAILED );    }    var xml = getDomParser().parseFromString( data, "text/xml" );    checkWcapXmlErrno( xml );    return xml;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/a8adf4992620da379274cea3395ed3099b6769d6/calWcapRequest.js/buggy/calendar/providers/wcap/calWcapRequest.js