<!DOCTYPE html>
<html>
<head>
  <title>
    Test for whether whitespace gets wrapped in an anonymous box,
    inside of -webkit-box.
  </title>
  <style>
  .container {
    display: -webkit-box;
    -webkit-box-pack: justify;
    width: 300px;
    border: 1px solid black;
    white-space: pre;
  }
  </style>
</head>
<body>
  <!-- Note the space characters between the first and second divs here: -->
  <div class="container"><div>a</div>   <div>b</div><div>c</div></div>
</body>
</html>