[Webkit-unassigned] [Bug 72078] [Chromium] Compositing with full sized fixed div causes heavy repaints

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Dec 27 17:44:13 PST 2011


Xianzhu Wang <wangxianzhu at chromium.org> changed:

           What    |Removed                     |Added
                 CC|                            |wangxianzhu at chromium.org

--- Comment #3 from Xianzhu Wang <wangxianzhu at chromium.org>  2011-12-27 17:44:13 PST ---
I believe the patch to https://bugs.webkit.org/show_bug.cgi?id=75018 should resolve this issue. My investigation showed that before that patch, all layers are reinitialized and repainted on very scroll because the scrollbar layers are recreated and added into the layers hierarchy.

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