chromium/third_party/blink/web_tests/svg/custom/fill-fallback-currentcolor-1.svg

<svg xmlns="http://www.w3.org/2000/svg">
  <linearGradient id="lg">
    <stop stop-color="#008000"/>
  </linearGradient>
  <!-- Test that 'fill' on the 'rect' uses the gradient 'lg'. -->
  <g color="#ff0000" fill="#ff0000">
    <rect width="100" height="100" fill="url(#lg) currentColor"/>
  </g>
</svg>