[Webkit-unassigned] [Bug 93561] New: computeRepaintRectsIncludingDescendants() should be more efficient

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=93561

           Summary: computeRepaintRectsIncludingDescendants() should be
                    more efficient
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: bdakin at apple.com
                CC: webkit-bug-importer at group.apple.com


computeRepaintRects() has to walk up the parent chain for every layer to compute the rects. When we call this for all descendants for a layer, we should be able to make it more efficient by passing some state information around.

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