Parameters to DOMParser.parseFromString() should be mandatory: - https://www.w3.org/TR/DOM-Parsing/#the-domparser-interface Firefox and Chrome agree with the specification.
Created attachment 284732 [details] Patch
Comment on attachment 284732 [details] Patch Clearing flags on attachment: 284732 Committed r203800: <http://trac.webkit.org/changeset/203800>
All reviewed patches have been landed. Closing bug.