title: Show android floatingactionbutton without tint color
body: <p>I trying to hide the tint color of FAB and fill the tint color area with FAB icon image itselt (complete FAB area filled with icon). Have searched but haven't found any solution to this so far. Here is the XML i used to create FAB icon. Any help will be much appreciated. </p>
  
  <pre><code>&lt;android.support.design.widget.FloatingActionButton
      android:id="@+id/fab"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_gravity="bottom|right"
      android:layout_margin="@dimen/fab_margin"
      android:src="@drawable/question_hand"
      app:borderWidth="0dp"
      app:fabSize="normal" /&gt;
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/b6meZ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/b6meZ.png" alt="enter image description here"></a></p>