Add 'total' field to 'PaymentDetails'.

third_party/WebKit/Source/modules/payments/PaymentDetailsTestHelper.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/payments/PaymentDetailsTestHelper.h"
 
 #include "modules/payments/CurrencyAmount.h"
 #include "platform/heap/HeapAllocator.h"
 
 namespace blink {
@@ skipping 47 matching lines @@
             shippingOption.setId(valueToUse);
     } else {
         shippingOption.setId("id");
     }
     setValues(shippingOption, data, modificationType, valueToUse);
     return shippingOption;
 }
 
 PaymentDetails buildPaymentDetailsForTest(PaymentTestDetailToChange detail, PaymentTestDataToChange data, PaymentTestModificationType modificationType, const String& valueToUse)
 {
+    PaymentItem total;
+    if (detail == PaymentTestDetailTotal)
+        total = buildPaymentItemForTest(data, modificationType, valueToUse);
+    else
+        total = buildPaymentItemForTest();
+
     PaymentItem item;
     if (detail == PaymentTestDetailItem)
         item = buildPaymentItemForTest(data, modificationType, valueToUse);
     else
         item = buildPaymentItemForTest();
 
     ShippingOption shippingOption;
     if (detail == PaymentTestDetailShippingOption)
         shippingOption = buildShippingOptionForTest(data, modificationType, valueToUse);
     else
         shippingOption = buildShippingOptionForTest();
 
     PaymentDetails result;
+    result.setTotal(total);
     result.setDisplayItems(HeapVector<PaymentItem>(1, item));
     result.setShippingOptions(HeapVector<ShippingOption>(2, shippingOption));
 
     return result;
 }
 
 } // namespace blink