[Webkit-unassigned] [Bug 222720] REGRESSION(r272900): Nullptr crash in ComposedTreeIterator::traverseNextInShadowTree() via ShadowRoot::hostChildElementDidChange

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=222720

Ryosuke Niwa <rniwa at webkit.org> changed:

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--- Comment #34 from Ryosuke Niwa <rniwa at webkit.org> ---
Comment on attachment 423480
  --> https://bugs.webkit.org/attachment.cgi?id=423480
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=423480&action=review

> Source/WebCore/dom/ComposedTreeIterator.cpp:167
> +            // FIXME: assignedNode->parentElement() can be nullptr.

r- because this is clearly wrong as Antti says.

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