chromium/src/third_party/blink/web_tests/svg/animations/no-attr-radialgradient-fx.svg

<svg xmlns="http://www.w3.org/2000/svg">
  <radialGradient id="gradient">
    <stop stop-color="#000080" offset="0"/>
    <stop stop-color="#008000" offset="1"/>
    <set attributeName="fx" to="25%" fill="freeze"/>
  </radialGradient>
  <rect width="100" height="100" fill="url(#gradient)"/>
</svg>