<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
   - http://creativecommons.org/publicdomain/zero/1.0/ -->
<!-- When the scroll container is resized (without reflowing its contents),
   - offsets for sticky elements inside it should be recomputed -->
<html>
  <head>
    <link rel="author" title="Corey Ford" href="mailto:cford@mozilla.com">
    <link rel="match" href="scrollframe-reflow-2-ref.html">
    <meta name="flags" content="dom">
    <style>
      #scroll {
        height: 100px;
        overflow: hidden;
        border: 1px solid black;
      }
      #sticky {
        position: sticky;
        height: 10px;
        top: 50%;
        background-color: black;
      }
      .fill {
        height: 1000px;
      }
    </style>
  <body>
    <div id="scroll">
      <div id="sticky"></div>
      <div class="fill"></div>
    </div>
    <script type="text/javascript">
      document.getElementById("scroll").style.height = "120px";
    </script>
  </body>
</html>