These test was overlooked when updating tests to reflect the improving AccessibilityTableCell isColumnHeaderCell function.
<rdar://problem/19101208>
Created attachment 242309 [details] proposed patch
Comment on attachment 242309 [details] proposed patch Clearing flags on attachment: 242309 Committed r176628: <http://trac.webkit.org/changeset/176628>
All reviewed patches have been landed. Closing bug.