[webkit-reviews] review requested: [Bug 133332] Instantiate a ScrollingTreeMac on Mac : [Attachment 232163] Patch

[bugzilla-daemon at webkit.org]

Simon Fraser (smfr) <simon.fraser at apple.com> has asked	for review:
Bug 133332: Instantiate a ScrollingTreeMac on Mac
https://bugs.webkit.org/show_bug.cgi?id=133332

Attachment 232163: Patch
https://bugs.webkit.org/attachment.cgi?id=232163&action=review