[webkit-reviews] review requested: [Bug 36994] Avoid doing work in FrameView::scrollPositionChanged() if there are no fixed position elements : [Attachment 52358] Patch

[bugzilla-daemon at webkit.org]

Simon Fraser (smfr) <simon.fraser at apple.com> has asked	for review:
Bug 36994: Avoid doing work in FrameView::scrollPositionChanged() if there are
no fixed position elements
https://bugs.webkit.org/show_bug.cgi?id=36994

Attachment 52358: Patch
https://bugs.webkit.org/attachment.cgi?id=52358&action=review