title: How to enable Dark Mode on emulator?
body: <p>I'm trying to enable Dark Mode on emulator (with Android API 28), but after I choose "Dark" Theme on emulator in Settings, 
  <a href="https://i.stack.imgur.com/IiqiF.png" rel="noreferrer"><img src="https://i.stack.imgur.com/IiqiF.png" alt="enter image description here"></a></p>
  
  <p>nothing is changed, except of setting value:</p>
  
  <p><a href="https://i.stack.imgur.com/Bdy0E.png" rel="noreferrer"><img src="https://i.stack.imgur.com/Bdy0E.png" alt="enter image description here"></a></p>
  
  <p>Is it possible at all to enable Dark Mode on emulator?</p>