Dialog is not yet enabled except on Chromium. Dialog tests should have been added to the Win port's skipped list as part of r122420.
Created attachment 162644 [details] Patch
Created attachment 162647 [details] sync
Comment on attachment 162647 [details] sync Clearing flags on attachment: 162647 Committed r127830: <http://trac.webkit.org/changeset/127830>
All reviewed patches have been landed. Closing bug.