<!DOCTYPE HTML>
<html>
<head>
<title>This tests that we don't crash in autosize mode with subtree layout.</title>
<style>
    div {
        position: absolute;
        overflow: hidden;
        width: 10px;
        height: 10px;
    }
</style>
</head>
<body>
<div>Pass if no crash or assert.<div id=resizeThis></div></div>
<script>
if (window.internals)
    internals.enableFixedWidthAutoSizeMode(true, 800, 600);

if (window.testRunner) {
    testRunner.waitUntilDone();
    testRunner.dumpAsText();
}

setTimeout(function() {
    document.getElementById("resizeThis").style.width = "20px";
    if (window.testRunner)
        testRunner.notifyDone();
    }, 0);
</script>
</body>
</html>