HTMLMediaElement.canPlayType() with 'codecs' parameter should never return "maybe"
<rdar://problem/65146785>
Created attachment 404881 [details] Patch
Created attachment 404941 [details] Patch
Created attachment 404958 [details] Patch
Committed r264734: <https://trac.webkit.org/changeset/264734> All reviewed patches have been landed. Closing bug and clearing flags on attachment 404958 [details].