[webkit-reviews] review requested: [Bug 121885] [Windows] Overpanning occurs even when what is being panned isn't the main document : [Attachment 212527] patch

[bugzilla-daemon at webkit.org]

Roger Fong <roger_fong at apple.com> has asked  for review:
Bug 121885: [Windows] Overpanning occurs even when what is being panned isn't
the main document
https://bugs.webkit.org/show_bug.cgi?id=121885

Attachment 212527: patch
https://bugs.webkit.org/attachment.cgi?id=212527&action=review