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<p>Tests for <a href="https://bugs.webkit.org/show_bug.cgi?id=8110">bug 8110</a>: 
Define navigator.vendorSub (bcms.gov.uk doesn't allow access to login page).</p>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    document.write("navigator.vendorSub: '" + navigator.vendorSub + "' (should not be undefined or null)");
</script>
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