chromium/third_party/blink/web_tests/fast/frames/frame-set-zoom-expected.html

<!DOCTYPE>
<html>
    <head>
        <title>Tests that framesets scale according to full page zoom</title>
    </head>
    <frameset rows="120,*" border="12">
        <frame id="top_frame" src="data:text/html,<!DOCTYPE html><html><body></body></html>">
        <frame id="bottom_frame" src="data:text/html,<!DOCTYPE html><html><body></body></html>">
    </frameset>
</html>