Index: branches/version-2_12-dev/data/class/SC_CartSession.php
===================================================================
--- branches/version-2_12-dev/data/class/SC_CartSession.php	(revision 21622)
+++ branches/version-2_12-dev/data/class/SC_CartSession.php	(revision 21623)
@@ -624,5 +624,4 @@
         $deliv_pref = '', $charge = 0, $discount = 0, $deliv_id = 0
     ) {
-        $objDb = new SC_Helper_DB_Ex();
 
         $total_point = $this->getAllProductsPoint($productTypeId);
@@ -643,5 +642,5 @@
             && !SC_Utils_Ex::isBlank($deliv_pref)
             && !SC_Utils_Ex::isBlank($deliv_id)) {
-            $results['deliv_fee'] += $objDb->sfGetDelivFee($deliv_pref, $deliv_id);
+            $results['deliv_fee'] += $this->sfGetDelivFee($deliv_pref, $deliv_id);
         }
 
@@ -740,3 +739,32 @@
         return in_array($product_type_id, $this->getKeys());
     }
+
+    /**
+     * 都道府県から配送料金を取得する.
+     *
+     * @param integer|array $pref_id 都道府県ID 又は都道府県IDの配列
+     * @param integer $deliv_id 配送業者ID
+     * @return string 指定の都道府県, 配送業者の配送料金
+     */
+    function sfGetDelivFee($pref_id, $deliv_id = 0) {
+        $objQuery =& SC_Query_Ex::getSingletonInstance();
+        if (!is_array($pref_id)) {
+            $pref_id = array($pref_id);
+        }
+        $sql = <<< __EOS__
+            SELECT T1.fee AS fee
+            FROM dtb_delivfee T1
+                JOIN dtb_deliv T2
+                    ON T1.deliv_id = T2.deliv_id
+            WHERE T1.pref = ?
+                AND T1.deliv_id = ?
+                AND T2.del_flg = 0
+__EOS__;
+        $result = 0;
+        foreach ($pref_id as $pref) {
+            $result += $objQuery->getOne($sql, array($pref, $deliv_id));
+        }
+        return $result;
+    }
+
 }
Index: branches/version-2_12-dev/data/class/helper/SC_Helper_DB.php
===================================================================
--- branches/version-2_12-dev/data/class/helper/SC_Helper_DB.php	(revision 21582)
+++ branches/version-2_12-dev/data/class/helper/SC_Helper_DB.php	(revision 21623)
@@ -1196,32 +1196,4 @@
 
     /**
-     * 都道府県から配送料金を取得する.
-     *
-     * @param integer|array $pref_id 都道府県ID 又は都道府県IDの配列
-     * @param integer $deliv_id 配送業者ID
-     * @return string 指定の都道府県, 配送業者の配送料金
-     */
-    function sfGetDelivFee($pref_id, $deliv_id = 0) {
-        $objQuery =& SC_Query_Ex::getSingletonInstance();
-        if (!is_array($pref_id)) {
-            $pref_id = array($pref_id);
-        }
-        $sql = <<< __EOS__
-            SELECT T1.fee AS fee
-            FROM dtb_delivfee T1
-                JOIN dtb_deliv T2
-                    ON T1.deliv_id = T2.deliv_id
-            WHERE T1.pref = ?
-                AND T1.deliv_id = ?
-                AND T2.del_flg = 0
-__EOS__;
-        $result = 0;
-        foreach ($pref_id as $pref) {
-            $result += $objQuery->getOne($sql, array($pref, $deliv_id));
-        }
-        return $result;
-    }
-
-    /**
      * レコードの存在チェックを行う.
      *