<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" onload="runRepaintTest()">
<script xlink:href="../../fast/repaint/resources/repaint.js"></script>
<defs>
    <linearGradient id="gradient" gradientUnits="objectBoundingBox" x1="0" y1="0" x2="1" y2="1">
        <stop id="stop" stop-color="red" offset="0"/>
    </linearGradient>

    <filter id="filter" >
        <feImage xlink:href="#ellipse"/>
    </filter>
    <ellipse id="ellipse" cx="50%" cy="50%" rx="25%" ry="25%" fill="url(#gradient)"/>
</defs>
<rect width="100%" height="100%" filter='url(#filter)'/>

<script>
function repaintTest() {
    document.getElementById("stop").setAttribute("stop-color", "green");
}
</script>
</svg>