LayoutTests/fast/scrolling/ios/overflow-clip-with-accelerated-scrolling-ancestor.html

<meta name=viewport content="width=device-width">
<div style="height: 200px; width: 100px; overflow: scroll; -webkit-overflow-scrolling: touch;">
    <div style="height: 100px; overflow: hidden; position: relative; background-color: green;">
        <div style="margin-top: 100px; height: 100px; background-color: red;"></div>
    </div>
</div>