chrome/browser/resources/net_internals/proxy_view.html

<!-- Proxy info -->

<style>

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

</style>

<div id=proxy-view-tab-content class=content-box>
  <h4>
    Current proxy settings
    <input type=button value="Re-apply settings" id=proxy-view-reload-settings class="hide-when-not-capturing">
  </h4>

  <table><tr>

  <td valign=top>
  <h3>Effective settings</h3>
  <pre id=proxy-view-effective-settings></pre>
  </td>

  <td style='width: 30px'>&nbsp;</td>

  <td valign=top>
  <h3>Original settings</h3>
  <pre id=proxy-view-original-settings></pre>
  </td>

  </tr></table>

  <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>