[Webkit-unassigned] [Bug 267626] New: invalidateNodeListAndCollectionCachesInAncestorsForAttribute shouldn't call invalidateQuerySelectorAllResults in most cases

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=267626

            Bug ID: 267626
           Summary: invalidateNodeListAndCollectionCachesInAncestorsForAtt
                    ribute shouldn't call
                    invalidateQuerySelectorAllResults in most cases
           Product: WebKit
           Version: Safari Technology Preview
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: DOM
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rniwa at webkit.org

We only need to invalidate querySelector results when we're mutating class name
since we only store results if query selectors were matching against tag name or class name.

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