[webkit-reviews] review requested: [Bug 72765] [chromium] Avoid pushing dirty tiles to the impl layer : [Attachment 116132] Defer tiler creation until prepareToUpdate

[bugzilla-daemon at webkit.org]

James Robinson <jamesr at chromium.org> has asked	for review:
Bug 72765: [chromium] Avoid pushing dirty tiles to the impl layer
https://bugs.webkit.org/show_bug.cgi?id=72765

Attachment 116132: Defer tiler creation until prepareToUpdate
https://bugs.webkit.org/attachment.cgi?id=116132&action=review