title: change the size of back arrow in actionbar android
body: <p>I have used a picture in the actionbar for  back arrow  but I want to resize the picture height and width which is shown below: how I can change the size of that. Also I attached the xml file as well</p>
  
  <pre><code> &lt;style name="AppTheme" parent="AppBaseTheme"&gt;
      &lt;!-- All customizations that are NOT specific to a particular API-level can go here. --&gt;
       &lt;item name="android:homeAsUpIndicator"&gt;@drawable/images&lt;/item&gt;
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/hugKb.jpg" alt=""></p>