[webkit-reviews] review requested: [Bug 89247] [chromium] Fix composited scrollbars with transparent thumbs : [Attachment 147900] Patch

[bugzilla-daemon at webkit.org]

Adrienne Walker <enne at google.com> has asked  for review:
Bug 89247: [chromium] Fix composited scrollbars with transparent thumbs
https://bugs.webkit.org/show_bug.cgi?id=89247

Attachment 147900: Patch
https://bugs.webkit.org/attachment.cgi?id=147900&action=review