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chromium/third_party/blink/web_tests/paint/invalidation/block-no-inflow-children.html 

<body style="margin: 0;" onload="runRepaintAndPixelTest()">
    <script>
        function repaintTest()
        {
            document.getElementById("target").firstChild.data += " la";
        }
    </script>
    <script src="resources/text-based-repaint.js"></script>
    <div style="height:200px; width:200px">
      <div style="position:absolute">
        <div id="target">La la la</div>
      </div>
    </div>
</body>