Implement off-by-default experimental feature for PerformanceResourceTiming.transferSize, encodedBodySize, and decodedBodySize
Created attachment 430553 [details] Patch
Created attachment 430556 [details] Patch
Created attachment 430587 [details] Patch
Created attachment 430589 [details] Patch
http://trac.webkit.org/r278477
<rdar://problem/78878476>
It looks like the changes in https://trac.webkit.org/changeset/278477/webkit broke performance-api/resource-timing-apis.html on windows. Filed: https://bugs.webkit.org/show_bug.cgi?id=226737
is this something that can be fixed quickly or should we revert this? it is effecting EWS