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cc9de38ea4
Instead of blindly dereferencing m_registered_observer_list, just use the add_registered_observer() helper. Fixes #22005
13 lines
397 B
HTML
13 lines
397 B
HTML
<body>
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<script src="../include.js"></script>
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<script>
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test(() => {
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let observer = new MutationObserver(function() {});
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observer.observe(document.body, { attributes: true, childList: true, subtree: true });
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let div = document.createElement("div");
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document.body.appendChild(div);
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div.remove();
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println("PASS! (Didn't crash)");
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});
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</script>
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