title: Rails: Proxy Authentication in Watir (Chrome Driver)
body: <p>i've tried to add proxy authentication in <code>chrome</code> webdriver which run on the watir like belows:</p>
  
  <pre><code>require 'watir'
  proxies = ['--proxy-server=185.264.167.184:63109', '--proxy-auth=username:password']
  browser = Watir::Browser.new :chrome, :switches =&gt; proxies
  browser.goto(url)
  </code></pre>
  
  <p>when the browser run it still asking me username and password like below:
  <a href="https://i.stack.imgur.com/zJmrI.png" rel="noreferrer"><img src="https://i.stack.imgur.com/zJmrI.png" alt="enter image description here"></a></p>
  
  <p>And the question is how to set username and password in chrome driver which run on the <code>watir</code> ?</p>