Add TAO check to PerformanceResourceTiming::fetchStart
Created attachment 451399 [details] Patch
Comment on attachment 451399 [details] Patch r=me
Committed r289494 (247032@main): <https://commits.webkit.org/247032@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 451399 [details].
<rdar://problem/88704880>
What is TAO
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Timing-Allow-Origin If it's not present, then we should not expose timing data across origins.