Section::deleteAction

public function deleteAction($id)
{
	$r = $this->checkPermissionIBlockSectionDelete($id);
	if($r->isSuccess())
	{
		$r = $this->exists($id);
		if($r->isSuccess())
		{
			if (!CIBlockSection::Delete($id))
			{
				if ($ex = self::getApplication()->GetException())
					$r->addError(new Error($ex->GetString(), $ex->GetId()));
				else
					$r->addError(new Error('delete section error'));
			}
		}
	}

	if($r->isSuccess())
	{
		return true;
	}
	else
	{
		$this->addErrors($r->getErrors());
		return null;
	}
}