[Payment Request] Displays accepted card types (credit, debit, etc) in iOS

ios/chrome/browser/payments/payment_request.h

 // Copyright 2017 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 IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_
 #define IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_
 
 #include <map>
 #include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
+#include "components/autofill/core/browser/credit_card.h"
 #include "components/payments/core/payment_options_provider.h"
 #include "components/payments/core/payment_request_base_delegate.h"
 #include "components/payments/core/payments_profile_comparator.h"
 #include "ios/web/public/payments/payment_request.h"
 
 namespace autofill {
 class AutofillProfile;
-class CreditCard;
 class PersonalDataManager;
 class RegionDataLoader;
 }  // namespace autofill
 
 namespace payments {
 class AddressNormalizer;
 class AddressNormalizerImpl;
 class CurrencyFormatter;
 }  // namespace payments
 
@@ skipping 120 matching lines @@
 
   const std::set<std::string>& basic_card_specified_networks() const {
     return basic_card_specified_networks_;
   }
 
   const std::map<std::string, std::set<std::string>>& stringified_method_data()
       const {
     return stringified_method_data_;
   }
 
+  const std::set<autofill::CreditCard::CardType>& supported_card_types_set()
+      const {
+    return supported_card_types_set_;
+  }
+
   // Adds |credit_card| to the list of cached credit cards, updates the list of
   // available credit cards, and returns a reference to the cached copy of
   // |credit_card|.
   virtual autofill::CreditCard* AddCreditCard(
       const autofill::CreditCard& credit_card);
 
   // Returns the available autofill credit cards for this user that match a
   // supported type specified in |web_payment_request_|.
   const std::vector<autofill::CreditCard*>& credit_cards() const {
     return credit_cards_;
@@ skipping 97 matching lines @@
   std::vector<std::string> supported_card_networks_;
   // A subset of |supported_card_networks_| which is only the networks that have
   // been specified as part of the "basic-card" supported method. Callers should
   // use |supported_card_networks_| for merchant support checks.
   std::set<std::string> basic_card_specified_networks_;
 
   // A mapping of the payment method names to the corresponding JSON-stringified
   // payment method specific data.
   std::map<std::string, std::set<std::string>> stringified_method_data_;
 
+  // The set of supported card types (e.g., credit, debit, prepaid).
+  std::set<autofill::CreditCard::CardType> supported_card_types_set_;
+
   // A vector of pointers to the shipping options in |web_payment_request_|.
   std::vector<web::PaymentShippingOption*> shipping_options_;
   web::PaymentShippingOption* selected_shipping_option_;
 
   payments::PaymentsProfileComparator profile_comparator_;
 
   DISALLOW_COPY_AND_ASSIGN(PaymentRequest);
 };
 
 #endif  // IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_