[Webkit-unassigned] [Bug 194991] New: [iOS WK2] Async frame scrolling triggers repaints of position:fixed inside the frame

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=194991

            Bug ID: 194991
           Summary: [iOS WK2] Async frame scrolling triggers repaints of
                    position:fixed inside the frame
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Compositing
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: simon.fraser at apple.com

When scrolling a frame with position:fixed, we should not need to issue repaints on position:fixed elements in the frame, but we currently do.

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