Add support for method selection in the Payment Request UI on iOS.

components/autofill/core/browser/autofill_data_util.cc

Index: components/autofill/core/browser/autofill_data_util.cc
diff --git a/components/autofill/core/browser/autofill_data_util.cc b/components/autofill/core/browser/autofill_data_util.cc
index 955a6c20f8d2970e212d61ae6febe04dd7643ddf..2b45d9d29886a230ad3e138f911b77659e915537 100644
--- a/components/autofill/core/browser/autofill_data_util.cc
+++ b/components/autofill/core/browser/autofill_data_util.cc
@@ -383,5 +383,23 @@ bool ProfileMatchesFullName(const base::string16 full_name,
   return false;
 }
 
+const PaymentRequestData& GetPaymentRequestData(const std::string& type) {
+  for (size_t i = 0; i < arraysize(kPaymentRequestData); ++i) {
+    if (type == kPaymentRequestData[i].card_type)
+      return kPaymentRequestData[i];
+  }
+  return kPaymentRequestData[0];
+}
+
+const char* GetCardTypeForBasicCardPaymentType(
+    const std::string& basic_card_payment_type) {
+  for (size_t i = 0; i < arraysize(kPaymentRequestData); ++i) {
+    if (basic_card_payment_type ==
+        kPaymentRequestData[i].basic_card_payment_type)
+      return kPaymentRequestData[i].card_type;
+  }
+  return kPaymentRequestData[0].card_type;
+}
+
 }  // namespace data_util
 }  // namespace autofill