It just causes error currently if os_version detection falls into 'future'.
Created attachment 326280 [details] patch
WinPort has many adhoc implementations. To make the original purpose of those method clear, WinCairo is starting over with ApplePort which has basic OS version handling. Upcoming patches will make the method of WinPort to be usable from WinCairoPort by making those separate library or at least @static.
Comment on attachment 326280 [details] patch Attachment 326280 [details] did not pass ios-sim-ews (ios-simulator-wk2): Output: http://webkit-queues.webkit.org/results/5141993 New failing tests: http/tests/workers/service/service-worker-clear.html
Created attachment 326293 [details] Archive of layout-test-results from ews124 for ios-simulator-wk2 The attached test failures were seen while running run-webkit-tests on the ios-sim-ews. Bot: ews124 Port: ios-simulator-wk2 Platform: Mac OS X 10.12.6
Created attachment 326476 [details] patch
Stop reconstructing the port class from the scratch. Just fix the issue.
Comment on attachment 326476 [details] patch Clearing flags on attachment: 326476 Committed r224713: <https://trac.webkit.org/changeset/224713>
All reviewed patches have been landed. Closing bug.
<rdar://problem/35562283>