https://trac.webkit.org/changeset/182862 changed _WKWebsiteDataRecord to be a class with an interface but with no implementation, which doesn't work for TAPI. Need to either add an implementation, or remove the header. Looks like it's never been used anywhere, so removing should be fine.
Created attachment 302900 [details] proposed patch
unofficial r+, assuming ews bots are fine.
Comment on attachment 302900 [details] proposed patch Clearing flags on attachment: 302900 Committed r213118: <http://trac.webkit.org/changeset/213118>
All reviewed patches have been landed. Closing bug.