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    <symbol id="a"/>
    <use id="b" xlink:href="#a"/>
    <script>
        if (window.testRunner)
            testRunner.dumpAsText();
        b=document.getElementById('b');
        b.href.baseVal="#a";
        b.setAttribute("display","none");
    </script>
    <text y="20">PASS: The text is displayed and the file did not trigger a crash.</text>
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