QScriptDeclarativeClass::Object *QScriptDeclarativeClass::object(const QScriptValue &v)
{
    QScriptValuePrivate *d = QScriptValuePrivate::get(v);
    if (!d || !d->isJSC())
        return 0;
    return QScriptEnginePrivate::declarativeObject(d->jscValue);
}
QScriptDeclarativeClass::Object *QScriptDeclarativeClass::object(const QScriptValue &v)
{
    QScriptValuePrivate *d = QScriptValuePrivate::get(v);
    if (!d || !d->isJSC() || !d->jscValue.inherits(&QScriptObject::info))
        return 0;
    QScriptObject *scriptObject = static_cast<QScriptObject*>(JSC::asObject(d->jscValue));
    QScriptObjectDelegate *delegate = scriptObject->delegate();
    if (!delegate || (delegate->type() != QScriptObjectDelegate::DeclarativeClassObject))
        return 0;
    return static_cast<QScript::DeclarativeObjectDelegate*>(delegate)->object();
}