Remove oldFields mapping to speed up system

Author: Marcin Nowak

app/code/core/Mage/CatalogInventory/Model/Stock/Item.php

@@ -144,21 +144,6 @@ protected function _construct()
         $this->_init('cataloginventory/stock_item');
     }
 
-    /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @resturn Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        // pre 1.6 fields names, old => new
-        $this->_oldFieldsMap = array(
-            'stock_status_changed_automatically' => 'stock_status_changed_auto',
-            'use_config_enable_qty_increments'   => 'use_config_enable_qty_inc'
-        );
-    }
-
     /**
      * Retrieve stock identifier
      *

app/code/core/Mage/Sales/Model/Order.php

@@ -423,23 +423,6 @@ protected function _construct()
         $this->_init('sales/order');
     }
 
-     /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @return Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        // pre 1.6 fields names, old => new
-        $this->_oldFieldsMap = [
-            'payment_authorization_expiration' => 'payment_auth_expiration',
-            'forced_do_shipment_with_invoice' => 'forced_shipment_with_invoice',
-            'base_shipping_hidden_tax_amount' => 'base_shipping_hidden_tax_amnt',
-        ];
-        return $this;
-    }
-
     /**
      * Clear order object data
      *

app/code/core/Mage/Sales/Model/Order/Address.php

@@ -86,17 +86,6 @@ protected function _construct()
         $this->_init('sales/order_address');
     }
 
-    /**
-     * Init mapping array of short fields to its full names
-     *
-     * @return $this
-     */
-    protected function _initOldFieldsMap()
-    {
-        $this->_oldFieldsMap = Mage::helper('sales')->getOldFieldMap('order_address');
-        return $this;
-    }
-
     /**
      * Set order
      *

app/code/core/Mage/Sales/Model/Order/Creditmemo.php

@@ -178,17 +178,6 @@ protected function _construct()
         $this->_init('sales/order_creditmemo');
     }
 
-    /**
-     * Init mapping array of short fields to its full names
-     *
-     * @return $this
-     */
-    protected function _initOldFieldsMap()
-    {
-        $this->_oldFieldsMap = Mage::helper('sales')->getOldFieldMap('order_creditmemo');
-        return $this;
-    }
-
     /**
      * Retrieve Creditmemo configuration model
      *

app/code/core/Mage/Sales/Model/Order/Creditmemo/Item.php

@@ -124,21 +124,6 @@ public function setCreditmemo(Mage_Sales_Model_Order_Creditmemo $creditmemo)
         return $this;
     }
 
-    /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @return Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        // pre 1.6 fields names, old => new
-        $this->_oldFieldsMap = [
-            'base_weee_tax_applied_row_amount' => 'base_weee_tax_applied_row_amnt',
-        ];
-        return $this;
-    }
-
     /**
      * Retrieve creditmemo instance
      *

app/code/core/Mage/Sales/Model/Order/Invoice.php

@@ -196,18 +196,6 @@ protected function _construct()
         $this->_init('sales/order_invoice');
     }
 
-
-    /**
-     * Init mapping array of short fields to its full names
-     *
-     * @return $this
-     */
-    protected function _initOldFieldsMap()
-    {
-        $this->_oldFieldsMap = Mage::helper('sales')->getOldFieldMap('order_invoice');
-        return $this;
-    }
-
     /**
      * Load invoice by increment id
      *

app/code/core/Mage/Sales/Model/Order/Invoice/Item.php

@@ -114,20 +114,6 @@ function _construct()
         $this->_init('sales/order_invoice_item');
     }
 
-    /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @return Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        // pre 1.6 fields names, old => new
-        $this->_oldFieldsMap = [
-            'base_weee_tax_applied_row_amount' => 'base_weee_tax_applied_row_amnt',
-        ];
-        return $this;
-    }
     /**
      * Declare invoice instance
      *

app/code/core/Mage/Sales/Model/Order/Item.php

@@ -228,21 +228,6 @@ protected function _construct()
         $this->_init('sales/order_item');
     }
 
-     /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @return Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        // pre 1.6 fields names, old => new
-        $this->_oldFieldsMap = [
-            'base_weee_tax_applied_row_amount' => 'base_weee_tax_applied_row_amnt',
-        ];
-        return $this;
-    }
-
     /**
      * Prepare data before save
      *

app/code/core/Mage/Sales/Model/Order/Shipment.php

@@ -101,17 +101,6 @@ protected function _construct()
         $this->_init('sales/order_shipment');
     }
 
-    /**
-     * Init mapping array of short fields to its full names
-     *
-     * @return $this
-     */
-    protected function _initOldFieldsMap()
-    {
-        $this->_oldFieldsMap = Mage::helper('sales')->getOldFieldMap('order_shipment');
-        return $this;
-    }
-
     /**
      * Load shipment by increment id
      *

app/code/core/Mage/Sales/Model/Order/Shipment/Track.php

@@ -69,19 +69,6 @@ function _construct()
         $this->_init('sales/order_shipment_track');
     }
 
-    /**
-     * Init mapping array of short fields to
-     * its full names
-     *
-     * @resturn Varien_Object
-     */
-    protected function _initOldFieldsMap()
-    {
-        $this->_oldFieldsMap = array(
-            'number' => 'track_number'
-        );
-    }
-
     /**
      * Back compatibility with old versions.
      *