Non-composited negative z-order children should not trigger creation of a foreground layer
Created attachment 371115 [details] Patch
Comment on attachment 371115 [details] Patch Attachment 371115 [details] did not pass mac-wk2-ews (mac-wk2): Output: https://webkit-queues.webkit.org/results/12349699 New failing tests: http/wpt/service-workers/service-worker-networkprocess-crash.html
Created attachment 371118 [details] Archive of layout-test-results from ews105 for mac-highsierra-wk2 The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews. Bot: ews105 Port: mac-highsierra-wk2 Platform: Mac OS X 10.13.6
Comment on attachment 371115 [details] Patch Clearing flags on attachment: 371115 Committed r246017: <https://trac.webkit.org/changeset/246017>
All reviewed patches have been landed. Closing bug.
<rdar://problem/51333029>