Display link bringup can block the main thread for ~150ms during WKWebView init
Created attachment 324251 [details] Patch
Comment on attachment 324251 [details] Patch Clearing flags on attachment: 324251 Committed r223710: <https://trac.webkit.org/changeset/223710>
All reviewed patches have been landed. Closing bug.
<rdar://problem/35142932>