[Payments] Return a basic card response

ios/chrome/browser/payments/payment_request_util.h

Index: ios/chrome/browser/payments/payment_request_util.h
diff --git a/ios/chrome/browser/payments/payment_request_util.h b/ios/chrome/browser/payments/payment_request_util.h
index f247e9aafab5bed40aa46025c9626823153fc016..5e5bdf243a5e4a414d4164fff87d65967d5a1244 100644
--- a/ios/chrome/browser/payments/payment_request_util.h
+++ b/ios/chrome/browser/payments/payment_request_util.h
@@ -11,14 +11,8 @@
 
 namespace autofill {
 class AutofillProfile;
-class CreditCard;
 }  // namespace autofill
 
-namespace web {
-class BasicCardResponse;
-class PaymentAddress;
-}  // namespace web
-
 class PaymentRequest;
 
 namespace payment_request_util {
@@ -43,18 +37,6 @@ NSString* GetPhoneNumberLabelFromAutofillProfile(
 NSString* GetEmailLabelFromAutofillProfile(
     const autofill::AutofillProfile& profile);
 
-// Helper function to get an instance of web::PaymentAddress from an autofill
-// profile.
-web::PaymentAddress GetPaymentAddressFromAutofillProfile(
-    const autofill::AutofillProfile& profile);
-
-// Helper function to get an instance of web::BasicCardResponse from an autofill
-// credit card.
-web::BasicCardResponse GetBasicCardResponseFromAutofillCreditCard(
-    const PaymentRequest& payment_request,
-    const autofill::CreditCard& card,
-    const base::string16& cvc);
-
 // Returns the title for the shipping section of the payment summary view given
 // the shipping type specified in |payment_request|.
 NSString* GetShippingSectionTitle(const PaymentRequest& payment_request);