the argument
 <code>root</code> just had its associated view map destroyed.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>root</code> - the <code>UIViewRoot</code> for which the view map has
 just been destroyed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the argument