[webkit-reviews] review requested: [Bug 128553] Show a debug tile map indicator for UI-side compositing : [Attachment 223749] Patch

[bugzilla-daemon at webkit.org]

Simon Fraser (smfr) <simon.fraser at apple.com> has asked	for review:
Bug 128553: Show a debug tile map indicator for UI-side compositing
https://bugs.webkit.org/show_bug.cgi?id=128553

Attachment 223749: Patch
https://bugs.webkit.org/attachment.cgi?id=223749&action=review