Allow modern decoding of std::optional<T>
Created attachment 321921 [details] Patch
Created attachment 321925 [details] Patch
Created attachment 321927 [details] Patch
Created attachment 321928 [details] Patch
Created attachment 321930 [details] Patch
Comment on attachment 321930 [details] Patch Attachment 321930 [details] did not pass mac-wk2-ews (mac-wk2): Output: http://webkit-queues.webkit.org/results/4672482 Number of test failures exceeded the failure limit.
Created attachment 321932 [details] Archive of layout-test-results from ews104 for mac-elcapitan-wk2 The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews. Bot: ews104 Port: mac-elcapitan-wk2 Platform: Mac OS X 10.11.6
Created attachment 322038 [details] Patch
Created attachment 322042 [details] Patch
http://trac.webkit.org/r222584
<rdar://problem/34701829>