[webkit-reviews] review requested: [Bug 78862] Touch overflow scrolling elements should be split into layers : [Attachment 146645] Patch

[bugzilla-daemon at webkit.org]

Sami Kyostila <skyostil at google.com> has asked  for review:
Bug 78862: Touch overflow scrolling elements should be split into layers
https://bugs.webkit.org/show_bug.cgi?id=78862

Attachment 146645: Patch
https://bugs.webkit.org/attachment.cgi?id=146645&action=review

------- Additional Comments from Sami Kyostila <skyostil at google.com>
First version with the main pieces of functionality in place. Does not
calculate per-layer non-fast scrollable regions, but that could be left for a
follow-up patch.