[webkit-reviews] review requested: [Bug 80773] MathML crash in WebCore::Node::previousSibling() : [Attachment 131416] Patch

[bugzilla-daemon at webkit.org]

Jacky Jiang <zkjiang008 at gmail.com> has asked  for review:
Bug 80773: MathML crash in WebCore::Node::previousSibling()
https://bugs.webkit.org/show_bug.cgi?id=80773

Attachment 131416: Patch
https://bugs.webkit.org/attachment.cgi?id=131416&action=review

------- Additional Comments from Jacky Jiang <zkjiang008 at gmail.com>
Update the patch based on Julien's review.