/code></a>. Guaranteed to be the same index as is passed for
     the corresponding <code>unmount(index, mountItem)</code> call.</dd>
<dd><code>mountItem</code> - item to be mounted into the host.</dd>
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<h4>unmount</h4>
<pre>public abstract&nbsp;void&nbsp;unmount(<a href="../../../com/facebook/rendercore/MountItem.html" title="class in com.facebook.rendercore">MountItem</a>&nb