title: How do I declare an extended height Toolbar/Action Bar on Android Lollipop?
body: <p>I've seen <em>extended height</em> app bar's in the Google Design <a href="http://www.google.co.uk/design/spec/layout/structure.html#structure-app-bar">App Bar</a> guidelines. How do I implement these in Android Lollipop?</p>
  
  <p><img src="https://i.stack.imgur.com/L5lSA.png" alt=""></p>