chromium/third_party/blink/web_tests/svg/custom/root-container-opacity-clip-viewBox.svg

<?xml version="1.0" encoding="utf-8"?>
<svg xmlns="http://www.w3.org/2000/svg" opacity=".9">
<svg width="200" height="200" viewBox="-83 -84 200 200">
<rect x="-83" y="-84" width="166" height="148" fill="green"/>
</svg>
</svg>