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

components/payments/core/payment_request_data_util.h

Index: components/payments/core/payment_request_data_util.h
diff --git a/components/payments/core/payment_request_data_util.h b/components/payments/core/payment_request_data_util.h
index c3c1adb2138bffa3a94bf3f660a6826da708c07f..93b80f1d03f58efe87d9f352d3fc1e31c67eed00 100644
--- a/components/payments/core/payment_request_data_util.h
+++ b/components/payments/core/payment_request_data_util.h
@@ -10,10 +10,10 @@
 #include <vector>
 
 #include "base/strings/string16.h"
+#include "components/autofill/core/browser/credit_card.h"
 
 namespace autofill {
 class AutofillProfile;
-class CreditCard;
 }  // namespace autofill
 
 namespace payments {
@@ -52,6 +52,14 @@ void ParseBasicCardSupportedNetworks(
     std::vector<std::string>* out_supported_networks,
     std::set<std::string>* out_basic_card_supported_networks);
 
+// Parses the supported card types (e.g., credit, debit, prepaid) from
+// supportedTypes. |out_supported_card_types_set| is expected to be empty. It
+// will always contain autofill::CreditCard::CARD_TYPE_UNKNOWN after the call.
+// Also, it gets filled with all of the card types if supportedTypes is empty.
+void ParseSupportedCardTypes(
+    const std::vector<PaymentMethodData>& method_data,
+    std::set<autofill::CreditCard::CardType>* out_supported_card_types_set);
+
 // Returns the phone number from the given |profile| formatted for display.
 base::string16 GetFormattedPhoneNumberForDisplay(
     const autofill::AutofillProfile& profile,