This modifies how our NetworkRequest sets responseHeadersEnd in the absence of actual network data received (ex: cached requests or data urls) to match what TraceEngine does. Instead of falling back to the CDP timestamp of the onResponse event, use the timestamp from the willSendRequest event.
This modifies how our NetworkRequest sets
responseHeadersEndin the absence of actual network data received (ex: cached requests or data urls) to match what TraceEngine does. Instead of falling back to the CDP timestamp of the onResponse event, use the timestamp from the willSendRequest event.ref https://github.com/GoogleChrome/lighthouse/issues/15841