Accelerated compositing should always be forced when using the tiled drawing area
Created attachment 163481 [details] Patch
Committed r128245: <http://trac.webkit.org/changeset/128245>
(In reply to comment #2) > Committed r128245: <http://trac.webkit.org/changeset/128245> It broke zillion Qt WK2 API tests - https://bugs.webkit.org/show_bug.cgi?id=96531