[webkit-reviews] review requested: [Bug 52920] Use CSS machinery to position slider thumb. : [Attachment 96935] Patch 2

[bugzilla-daemon at webkit.org]

Kent Tamura <tkent at chromium.org> has asked  for review:
Bug 52920: Use CSS machinery to position slider thumb.
https://bugs.webkit.org/show_bug.cgi?id=52920

Attachment 96935: Patch 2
https://bugs.webkit.org/attachment.cgi?id=96935&action=review

------- Additional Comments from Kent Tamura <tkent at chromium.org>
Add comments and Chromium expectation.