chromium/ash/webui/help_app_ui/resources/mock/index.html

<!-- Copyright 2021 The Chromium Authors
     Use of this source code is governed by a BSD-style license that can be
     found in the LICENSE file. -->
<!DOCTYPE html>
<html>
  <head>
    <title>Help App Kid's Magazine</title>
    <header id='title'>Help App Kid's Magazine</header>
    <meta charset="utf-8">
  </head>
  <body>
  </body>
</html>