[webkit-reviews] review requested: [Bug 20565] Drag and drop issues after DOM modifications : [Attachment 33498] Patch to use m_documentUnderMouse instead of element->ownerDocument() when element is NULL.

[bugzilla-daemon at webkit.org]

Aaron Golden <aegolden at gmail.com> has asked  for review:
Bug 20565: Drag and drop issues after DOM modifications
https://bugs.webkit.org/show_bug.cgi?id=20565

Attachment 33498: Patch to use m_documentUnderMouse instead of
element->ownerDocument() when element is NULL.
https://bugs.webkit.org/attachment.cgi?id=33498&action=review

------- Additional Comments from Aaron Golden <aegolden at gmail.com>
This patch prevents the crash by avoiding using a NULL result from
elementFromPoint.  I'm not sure if this is what we want or if we should,
instead, prevent elementFromPoint from ever returning NULL in the first place.