The CSS Regions spec states that the NamedFlow::overset attribute should return true if there's no region chain attached to the NamedFlow. This also includes the case of a NamedFlow in the NULL state. http://www.w3.org/TR/css3-regions/#dom-named-flow-overset
Created attachment 146280 [details] Patch
Comment on attachment 146280 [details] Patch Clearing flags on attachment: 146280 Committed r120071: <http://trac.webkit.org/changeset/120071>
All reviewed patches have been landed. Closing bug.