/**
* Adds shipment with specified tracking number
*
* @param Mage_Sales_Model_Order_Shipment $shipment
* @param Mage_Sales_Model_Order_Shipment_Track $track
*/
private function _addShipmentWithTrack(Mage_Sales_Model_Order_Shipment $shipment, Mage_Sales_Model_Order_Shipment_Track $track = null)
{
$mageCarrierCode = $this->_getCarrierCodeFromOrder($shipment->getOrder());
$carrierCode = $this->_getConfig()->getCarrierCode($mageCarrierCode);
$otherCarrierName = $carrierCode == Mage_GoogleTrustedStore_Model_Config::CARRIER_CODE_OTHER ? $this->_getConfig()->getOtherCarrierName($mageCarrierCode) : '';
$this->_addRow(array($shipment->getOrder()->getIncrementId(), trim($track ? $track->getNumber() : ''), $carrierCode, $otherCarrierName, $shipment->getCreatedAtDate()->toString('yyyy-MM-dd')));
}