title: Android Notification Icon not showing in letv
body: <p>I am setting notification icon both small and large one but it is showing default app icon which i have not set. So please help me on this. Thank you..</p>
  
  <p>Here is the code:</p>
  
  <pre><code> android.support.v4.app.NotificationCompat.Builder builder = new NotificationCompat.Builder(this)
                  .setSmallIcon(R.drawable.notification)
                  .setLargeIcon(artwork)
                  .setContentIntent(clickIntent)
                  .setContentTitle(getTrackName())
                  .setContentText(text)
                  .setWhen(mNotificationPostTime)
                  .addAction(R.drawable.ic_skip_previous_white_36dp,
                          "",
                          retrievePlaybackAction(PREVIOUS_ACTION))
                  .addAction(playButtonResId, "",
                          retrievePlaybackAction(TOGGLEPAUSE_ACTION))
                  .addAction(R.drawable.ic_skip_next_white_36dp,
                          "",
                          retrievePlaybackAction(NEXT_ACTION));
  </code></pre>
  
  <p>Here is snapshot of letv(Which is having problem<a href="https://i.stack.imgur.com/GY5YC.png" rel="nofollow noreferrer">enter image description here</a>):</p>
  
  <p>Here is snapshot of Genymotion Emulator(Expected output):</p>
  
  <p><a href="https://i.stack.imgur.com/WonjI.png" rel="nofollow noreferrer">enter image description here</a></p>
  
  <p>Both are running on android 6.0(Api level 23)</p>