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Test Info: Warnings

<!DOCTYPE HTML>
<html class="reftest-wait">
<body style="background:white;"
onload="setTimeout(function(){document.documentElement.className = '';}, 0);">
<!-- Test if we show video frame after removing valid poster. -->
<video src="black140x100.webm"
preload="auto"
id="v"
poster="blue250x200.png"></video>
<script type="text/javascript">
document.getElementById('v').poster = '';
</script>
</body>
</html>