Andreas Kling ef809eea1e LibWeb: Don't assume IO.unobserve() called on observed element ...

It's perfectly possible for JavaScript to call unobserve() on an element
that hasn't been observed. Let's stop asserting if that happens. :^)

Fixes #22020

2023-11-23 09:37:12 +01:00

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unobserve-element-without-matching-observe.txt

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