<!doctype html>
<meta charset=utf-8>
<!-- The first one should hit the cache, the second one should not. -->
<link rel=stylesheet href=file_stylesheet_cache.css>
<script>
  "use strict";
  // This script guarantees that the load of the above stylesheet has happened
  // by now.
  //
  // Now we can go ahead and load the other one programmatically. It's
  // important that we don't just throw a <link> in the markup below to
  // guarantee
  // that the load happens afterwards (that is, to cheat the parser's speculative
  // load mechanism).
  const link = document.createElement("link");
  link.rel = "stylesheet";
  link.href = "file_stylesheet_cache.css?2";
  document.head.appendChild(link);
</script>
