RestService::deleteAppPlacement

static function deleteAppPlacement(int $appId, string $code = null)
{
	$filter = [
		'=APP_ID' => $appId,
		'=PLACEMENT' => static::PLACEMENT_ACTIVITY_PROPERTIES_DIALOG,
	];

	if ($code)
	{
		$filter['=ADDITIONAL'] = $code;
	}

	$dbRes = PlacementTable::getList(array(
		'filter' => $filter
	));

	while($placementHandler = $dbRes->fetch())
	{
		PlacementTable::delete($placementHandler["ID"]);
	}
}