void FrameFetchContext::addResourceTiming(const ResourceTimingInfo& info)
{
    Document* initiatorDocument = m_document && info.isMainResource() ? m_document->parentDocument() : m_document.get();
    if (!initiatorDocument || !initiatorDocument->domWindow())
        return;
    DOMWindowPerformance::performance(*initiatorDocument->domWindow())->addResourceTiming(info);
}