chromium/src/third_party/blink/web_tests/svg/custom/inner-percent.svg

<svg xmlns='http://www.w3.org/2000/svg' width="200" height="200">
<rect x="0" y="0" width="100" height="100" fill="red"/>
<svg x="0" y="0" width="100%" height="100%" viewBox="0 0 200 200">
<rect x="0" y="0" width="100" height="100" fill="green"/>
</svg>
</svg>