chromium/third_party/blink/web_tests/paint/overflow/transformed-video-clipping-expected.html

<!DOCTYPE html>
<style>
.fakeVideo {
  transform-origin: center;
  transform: scale(2.0);
  height: 150px;
  width: 300px;
  border: 2px solid red;
  background-color: white;
}
.outer {
  overflow: hidden;
  border: 1px solid black;
  height: 150px;
  width: 300px;
}
</style>
<div class="outer">
<div class="fakeVideo">
</div>
</div>