title: What's the correct size icon for drawable-xxhdpi?
body: <p>As we know, the correct sized icon:</p>
  
  <pre><code>* drawable-ldpi (120 dpi, Low density screen) - 36px x 36px
  * drawable-mdpi (160 dpi, Medium density screen) - 48px x 48px
  * drawable-hdpi (240 dpi, High density screen) - 72px x 72px
  * drawable-xhdpi (320 dpi, Extra-high density screen) - 96px x 96px
  </code></pre>
  
  <p>On Jelly Bean, <code>drawable-xxhdpi</code> can be supported. So what's the correct size icon?</p>