ResourceTiming(requestTime: Double, proxyStart: Double, proxyEnd: Double, dnsStart: Double, dnsEnd: Double, connectStart: Double, connectEnd: Double, sslStart: Double, sslEnd: Double, workerStart: Double? = null, workerReady: Double? = null, workerFetchStart: Double? = null, workerRespondWithSettled: Double? = null, sendStart: Double, sendEnd: Double, pushStart: Double? = null, pushEnd: Double? = null, receiveHeadersEnd: Double)
Timing information for the request.