[Webkit-unassigned] [Bug 208270] New: Overflow scrolling should not require event region rebuilding

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=208270

            Bug ID: 208270
           Summary: Overflow scrolling should not require event region
                    rebuilding
           Product: WebKit
           Version: Safari Technology Preview
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Scrolling
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: simon.fraser at apple.com

We should avoid rebuilding event regions on overflow scrolling. It's expensive and should not be necessary.

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