[Optional] in parameters list

Minor question: why is there a red X in the "optional" column here:
http://dev.w3.org/2006/webapi/clipops/clipops.html#widl-clipboardData-clearData
when it clearly has an [Optional] tag in the IDL?
-- 
Hallvord R. M. Steen, Core Tester, Opera Software
http://www.opera.com http://my.opera.com/hallvors/

Received on Thursday, 7 April 2011 20:12:30 UTC