Avoid creating new CVDisplayLink objects for each WebProcess. We really only need one per display, creating such object is expensive and it is even worse in a PSON world where we swap process on navigation.
Created attachment 361557 [details]
Created attachment 361559 [details]
Created attachment 361563 [details]
Created attachment 361565 [details]
Comment on attachment 361565 [details]
Clearing flags on attachment: 361565
Committed r241232: <https://trac.webkit.org/changeset/241232>
All reviewed patches have been landed. Closing bug.