<!DOCTYPE html>
<html>
<head>
  <style>
    .fixed {
      position: fixed;
    }
    .top {
      top: 1px;
    }
    .bottom {
      bottom: 1px;
    }
    .left {
      left: 1px;
    }
    .right {
      right: 1px;
    }
  </style>
</head>

<!-- Fixed position elements may skip compositing without a scrollable
ancestor. To make sure this test covers the intended scenario, we force the
body element to be tall, so that the FrameView is scrolling. -->
<body style="height: 4000px">
  <div id="div-tl" class="fixed top left">X</div>
  <div id="div-tr" class="fixed top right">X</div>
  <div id="div-bl" class="fixed bottom left">X</div>
  <div id="div-br" class="fixed bottom right">X</div>
  <span id="span-tl" class="fixed top left">X</span>
  <span id="span-tr" class="fixed top right">X</span>
  <span id="span-bl" class="fixed bottom left">X</span>
  <span id="span-br" class="fixed bottom right">X</span>
</body>
</html>