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chromium/third_party/blink/web_tests/editing/selection/root-inlinebox-selected-children-crash.html 

<html>
    <junk>
        <blockquote>
            Test passes if it does not crash.
            <junk id="start">
            </junk>
        </blockquote>
        <junk id="end">
            PASS
        </junk>
    </junk>
    <script>
        if (window.testRunner)
            testRunner.dumpAsText();

        window.getSelection().setBaseAndExtent(start, 0, end, 0);
    </script>
</html>