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    <p>
        Test for <i><a href="http://bugs.webkit.org/show_bug.cgi?id=12782">http://bugs.webkit.org/show_bug.cgi?id=12782</a>
        Reproducible crash in BidiContext::deref</i>.
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    <p>
        No assertion failure means SUCCESS.
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    <div id="target1"><span>foo</span><div></div><span>bar</span></div>
    <div id="target2"><div></div><span>baz</span></div>
    <script>
        document.body.offsetTop;
        
        var target1 = document.getElementById("target1");
        target1.removeChild(target1.childNodes[1]);
        target1.removeChild(target1.childNodes[1]);
        
        var target2 = document.getElementById("target2");
        target2.removeChild(target2.firstChild);
        target2.removeChild(target2.firstChild);
        
    </script>
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