title: prevent AlertDialog be full screen?
body: <p>My alertDialog is ok in android 8.1.0 but in 4.4.4 is full screen</p>
  
  <pre><code>    val builder = AlertDialog.Builder(this, R.style.AppCompatAlertDialogStyle)
      builder.setMessage(getString(R.string.sign_out_message))
      builder.setNegativeButton(R.string.action_no) { _, _ -&gt; }
      builder.setPositiveButton(R.string.sign_out) { _, _ -&gt;
  
      }
      val alertDialog = builder.create()
      alertDialog?.requestWindowFeature(Window.FEATURE_NO_TITLE)
      alertDialog.show()
  </code></pre>
  
  <p>My style</p>
  
  <pre><code>&lt;style name="AppCompatAlertDialogStyle" parent="Theme.AppCompat.Light.Dialog.Alert"&gt;
      &lt;item name="colorAccent"&gt;@color/colorAccent&lt;/item&gt;
      &lt;item name="android:textColorPrimary"&gt;@color/textColorPrimary&lt;/item&gt;
      &lt;item name="android:background"&gt;@color/white&lt;/item&gt;
  &lt;/style&gt;
  </code></pre>