style="width:25%;"><code>cb</code></th><td><ul><li>Callback to send old channel to. Or null if result is not desired.</li></ul></td></tr></table></div></div><div class="field "><a name="deletePermission"></a><h3 class="anchor"><code><span class="label label-meta label-meta-value" title="@:value metadata">@:value({ cb : null })</span><a href="#deletePermission"><span class="identifier">deletePermission</span></a> (<span style="white-space:nowrap">pid:<a class="type" title="The basic String class." href="../.