[webkit-reviews] review requested: [Bug 64480] Speed up RenderLayer::updateLayerPositions when scrolling : [Attachment 100708] Proposed fix 1: Use scroll delta to avoid some rect recomputation.

[bugzilla-daemon at webkit.org]

Julien Chaffraix <jchaffraix at webkit.org> has asked  for review:
Bug 64480: Speed up RenderLayer::updateLayerPositions when scrolling
https://bugs.webkit.org/show_bug.cgi?id=64480

Attachment 100708: Proposed fix 1: Use scroll delta to avoid some rect
recomputation.
https://bugs.webkit.org/attachment.cgi?id=100708&action=review