0042202: No need to invoke OB.DATA.OrderTaxes

diff --git a/web/org.openbravo.retail.posterminal/js/components/modal-pay-open-tickets.js b/web/org.openbravo.retail.posterminal/js/components/modal-pay-open-tickets.js
--- a/web/org.openbravo.retail.posterminal/js/components/modal-pay-open-tickets.js
+++ b/web/org.openbravo.retail.posterminal/js/components/modal-pay-open-tickets.js
@@ -503,7 +503,6 @@
                       .get('orderList')
                       .addMultiReceipt(order);
                     order.set('checked', iter.get('checked'));
-                    OB.DATA.OrderTaxes(order);
                     order.set('belongsToMultiOrder', true);
                     order.getPrepaymentAmount(function() {
                       order.calculateReceipt(function() {
diff --git a/web/org.openbravo.retail.posterminal/js/data/dataordertaxes.js b/web/org.openbravo.retail.posterminal/js/data/dataordertaxes.js
--- a/web/org.openbravo.retail.posterminal/js/data/dataordertaxes.js
+++ b/web/org.openbravo.retail.posterminal/js/data/dataordertaxes.js
@@ -9,7 +9,7 @@
 
 /*global OB, Promise, _, BigDecimal */
 
-(function() {
+{
   function getTaxCategory(params) {
     // { receipt, line }
     return new Promise(function(resolve, reject) {
@@ -1713,7 +1713,7 @@
   };
 
   // Just calc the right function depending on prices including or excluding taxes
-  var calcTaxes = function(receipt) {
+  const calculate = function(receipt) {
     if (receipt.get('priceIncludesTax')) {
       return calcTaxesIncPrice(receipt).then(function() {
         // Does any receipt line require a price change?
@@ -1754,25 +1754,7 @@
     }
   };
 
-  OB.DATA.OrderTaxes = function(modelOfAnOrder) {
-    modelOfAnOrder.calculateTaxes = function(callback) {
-      var me = this;
-      calcTaxes(me).then(function() {
-        me.trigger('paintTaxes');
-        callback();
-      });
-    };
+  OB.TAXES = {
+    calculate
   };
-
-  OB.DATA.OrderFindTaxes = function(receipt, line, taxCategory) {
-    return findTaxesCollection(receipt, line, taxCategory);
-  };
-
-  OB.DATA.LineTaxesIncPrice = function(receipt, line) {
-    return calcLineTaxesIncPrice(receipt, line);
-  };
-
-  OB.DATA.LineTaxesExcPrice = function(receipt, line) {
-    return calcLineTaxesExcPrice(receipt, line);
-  };
-})();
+}
diff --git a/web/org.openbravo.retail.posterminal/js/model/order.js b/web/org.openbravo.retail.posterminal/js/model/order.js
--- a/web/org.openbravo.retail.posterminal/js/model/order.js
+++ b/web/org.openbravo.retail.posterminal/js/model/order.js
@@ -651,10 +651,12 @@
     },
 
     calculateTaxes: function(callback) {
-      var me = this;
-      OB.DATA.OrderTaxes(me);
-      me.calculateTaxes(callback);
-    },
+      OB.TAXES.calculate(this).then(() => {
+        this.trigger('paintTaxes');
+        callback();
+      });
+    },
+
     prepareToSend: function(callback) {
       this.adjustPrices();
       if (!OB.UTIL.isNullOrUndefined(callback)) {
diff --git a/web/org.openbravo.retail.posterminal/js/pointofsale/model/pointofsale-model.js b/web/org.openbravo.retail.posterminal/js/pointofsale/model/pointofsale-model.js
--- a/web/org.openbravo.retail.posterminal/js/pointofsale/model/pointofsale-model.js
+++ b/web/org.openbravo.retail.posterminal/js/pointofsale/model/pointofsale-model.js
@@ -406,7 +406,6 @@
     OB.DATA.CustomerAddrSave(this);
     OB.DATA.OrderDiscount(receipt);
     OB.DATA.OrderSave(this);
-    OB.DATA.OrderTaxes(receipt);
 
     this.printLine = new OB.OBPOSPointOfSale.Print.ReceiptLine(receipt);