<html>
    <head>
        <style type="text/css">
            .composited {
                -webkit-transform: translateZ(0);
            }
        </style>
        <script type="text/javascript">
            if (window.testRunner)
                testRunner.dumpAsText();

            function doTest() {
                if (window.testRunner && window.internals)
                    document.getElementById('layertree').innerText = window.internals.layerTreeAsText(document);
            }
            window.addEventListener('load', doTest, false);
        </script>
    </head>
    <body>
        <!-- Composited control element. -->
        <!-- Control elements are rendered by native theme. ->
        <!-- GraphicsLayer::contentsOpaque for control element should be false. -->
        <input class="composited" type="button" value="Composited Button">

        <pre id="layertree"></pre>
    </body>
</html>