Re: [whatwg/dom] Set registry on null registry element on adopt instead of on insert (PR #1423)

@ja-y-son commented on this pull request.



> @@ -2899,17 +2899,13 @@ before a <var>child</var>, with an optional <i>suppress observers flag</i>, run
      <a for=iteration>continue</a>.
 
      <li>
-      <p>If <var>inclusiveDescendant</var> is an <a for=/>element</a>:
+      <p>If <var>inclusiveDescendant</var> is an <a for=/>element</a> and
+      <var>inclusiveDescendant</var>'s <a for=Element>custom element registry</a> is non-null:

I see what you meant. Given that we can't upgrade element nor getting a connectedCallback with null registry, I think we can leave this null check as is.

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Received on Tuesday, 25 November 2025 19:31:48 UTC