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chromium/third_party/blink/web_tests/svg/zoom/zoomed-inline-svg-with-auto-dimensions.html 

<!DOCTYPE html>
<div style="zoom: 2; background-color: red; width: 50px">
  <svg width="50" height="50" style="width: auto; height: auto; display: block">
    <rect width="50" height="50" fill="green"/>
  </svg>
</div>