<!DOCTYPE html>
<svg xmlns="http://www.w3.org/2000/svg">
<animate attributeName="requiredFeatures"/>
<animate attributeName="requiredExtensions"/>
<animate attributeName="systemLanguage"/>
<set attributeName="requiredFeatures"/>
<set attributeName="requiredExtensions"/>
<set attributeName="systemLanguage"/>
</svg>
<p>Pass if Blink does not crash.</p>
<script>
if (window.testRunner)
testRunner.dumpAsText();
</script>