chrome/browser/resources/net_internals/proxy_view.html

<!-- Proxy info -->

<style>

#proxy-view-tab-content td,
#proxy-view-tab-content th {
  font-size: 85%;
}

#proxy-view-socks-hints {
  border: 1px solid orange;
  padding: 1ex;
}

#proxy-view-socks-hints-flag {
  margin: 1ex;
}

</style>

<div id=proxy-view-tab-content class=content-box>
 <input type=button value="Re-apply settings" id=proxy-view-reload-settings class="hide-when-not-capturing">

  <div id=proxy-view-effective-content>
    <h4>Effective proxy settings</h4>
    <pre id=proxy-view-effective-settings></pre>
  </div>

  <div id=proxy-view-original-content>
    <h4>Original proxy settings</h4>
    <pre id=proxy-view-original-settings></pre>
  </div>

  <div id=proxy-view-socks-hints>
    Note that some traffic such as DNS prefetching will NOT go through the proxy
    server. To prevent the browser from doing local DNS resolves try adding this
    command line flag:
    <pre id=proxy-view-socks-hints-flag></pre>
  </div>

  <div id=proxy-view-bad-proxies-div style='display: none'>
    <h4>
      Recently failed proxies, marked as bad
      <input type=button value="Clear bad proxies" id=proxy-view-clear-bad-proxies class="hide-when-not-capturing">
    </h4>
    <table class="styled-table">
      <thead>
        <tr>
          <th>Bad proxy server</th>
          <th>Time for next retry</th>
        </tr>
      </thead>
      <tbody id=proxy-view-bad-proxies-tbody></tbody>
    </table>
  </div>
</div>