CCrmEvent::DeleteByElement

public function DeleteByElement($entityTypeName, $entityID)
{
	$entityID = (int)$entityID;

	if ($entityTypeName == '' || $entityID == 0)
	{
		return false;
	}

	$db_events = GetModuleEvents('crm', 'OnBeforeCrmEventDeleteByElement');
	while($arEvent = $db_events->Fetch())
		ExecuteModuleEventEx($arEvent, array($entityTypeName, $entityID));

	Crm\EventRelationsTable::deleteByItem(\CCrmOwnerType::ResolveID($entityTypeName), $entityID);

	return new \CDBResult();
}