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chromium
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chromium/third_party/blink/web_tests/paint/invalidation/scroll/fixed-after-scroll-expected.html 

<!DOCTYPE html>
<link rel="stylesheet" href="../resources/default.css">
<body style="height:2000px;">
  <div style="top: 700px;" class="green absolute"></div>
</body>
<script>
window.scrollTo(0, 500);
</script>