void abort(); 

void addEventListener(
    in DOMString type, 
    in EventListener listener, 
    in boolean useCapture); 

boolean dispatchEvent(
    in Event evt) raises(EventException); 

DOMString getAllResponseHeaders() raises(DOMException); 

DOMString getResponseHeader(
    in DOMString header) raises(DOMException); 

void open(
    in DOMString method,
    in DOMString url,
    in boolean async,
    in DOMString user,
    in DOMString password) raises(DOMException); 

void overrideMimeType(
    in DOMString override); 

void removeEventListener(
    in DOMString type, 
    in EventListener listener, 
    in boolean useCapture); 

void send(
    in Document data) raises(DOMException); 

void setRequestHeader(
    in DOMString header,
    in DOMString value) raises(DOMException); 

const unsigned short DONE = 4; 

const unsigned short HEADERS_RECEIVED = 2; 

const unsigned short LOADING = 3; 

attribute EventListener onabort; 

attribute EventListener onerror; 

attribute EventListener onload; 

attribute EventListener onloadstart; 

attribute EventListener onprogress; 

attribute EventListener onreadystatechange; 

const unsigned short OPENED = 1; 

readonly attribute unsigned short readyState; 

readonly attribute DOMString responseText; 

readonly attribute Document responseXML; 

readonly attribute unsigned short status getter raises(DOMException); 

readonly attribute DOMString statusText getter raises(DOMException); 

const unsigned short UNSENT = 0; 

readonly attribute XMLHttpRequestUpload upload; 

attribute boolean withCredentials setter raises(DOMException);