ButtonSiteTable::deleteByButtonId

static function deleteByButtonId($buttonId)
{
	$buttonId = (int)$buttonId;
	if ($buttonId <= 0)
	{
		return;
	}

	$rows = static::getList([
		'select' => ['ID'],
		'filter' => ['=BUTTON_ID' => $buttonId]
	]);
	while ($row = $rows->fetch())
	{
		static::delete($row['ID']);
	}
}