DOMTreeElement.js:430:67: JS ERROR: TypeError: null is not an object (evaluating 'item.listItemElement.firstChild')
<rdar://problem/16225976>
Created attachment 232274 [details] [PATCH] Addition of _childrenListNode check. Fixes a regression from 3117564d. See 'git show 3117564d'.
Comment on attachment 232274 [details] [PATCH] Addition of _childrenListNode check. r=me
Comment on attachment 232274 [details] [PATCH] Addition of _childrenListNode check. Clearing flags on attachment: 232274 Committed r169735: <http://trac.webkit.org/changeset/169735>
All reviewed patches have been landed. Closing bug.
This caused bug 134845. We might need to revert this fix and find a more targeted fix for this issue.