Verify behavior of PaymentRequest constructor.

third_party/WebKit/Source/modules/payments/PaymentsValidators.h

 // 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.
 
 #ifndef PaymentsValidators_h
 #define PaymentsValidators_h
 
 #include "components/payments/mojom/payment_request.mojom-blink.h"
 #include "modules/ModulesExport.h"
 #include "platform/wtf/Allocator.h"
@@ skipping 12 matching lines @@
   // defined by [[ISO4217]], however any string of at most 2048 characters is
   // considered valid in other currencySystem. Returns false if currency |code|
   // is too long (greater than 2048).
   static bool IsValidCurrencyCodeFormat(const String& code,
                                         const String& system,
                                         String* optional_error_message);
 
   // Returns true if |amount| is a valid currency code as defined in ISO 20022
   // CurrencyAnd30Amount.
   static bool IsValidAmountFormat(const String& amount,
+                                  const String& item_name,
                                   String* optional_error_message);
 
   // Returns true if |code| is a valid ISO 3166 country code.
   static bool IsValidCountryCodeFormat(const String& code,
                                        String* optional_error_message);
 
   // Returns true if |code| is a valid ISO 639 language code.
   static bool IsValidLanguageCodeFormat(const String& code,
                                         String* optional_error_message);
 
@@ skipping 11 matching lines @@
       String* optional_error_message);
 
   // Returns false if |error| is too long (greater than 2048).
   static bool IsValidErrorMsgFormat(const String& code,
                                     String* optional_error_message);
 };
 
 }  // namespace blink
 
 #endif  // PaymentsValidators_h