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

components/autofill/core/browser/autofill_data_util.cc

 // 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.
 
 #include "components/autofill/core/browser/autofill_data_util.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/i18n/char_iterator.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/browser/field_types.h"
 #include "third_party/icu/source/common/unicode/uscript.h"
 
 namespace autofill {
 namespace data_util {
 
 namespace {
+// Mappings from Chrome card types to Payment Request API basic card payment
+// spec types and icons. Note that "generic" is not in the spec.
+// https://w3c.github.io/webpayments-methods-card/#method-id
+const PaymentRequestData kPaymentRequestData[]{
+    {"americanExpressCC", "amex", IDR_AUTOFILL_PR_AMEX},
+    {"dinersCC", "diners", IDR_AUTOFILL_PR_DINERS},
+    {"discoverCC", "discover", IDR_AUTOFILL_PR_DISCOVER},
+    {"jcbCC", "jcb", IDR_AUTOFILL_PR_JCB},
+    {"masterCardCC", "mastercard", IDR_AUTOFILL_PR_MASTERCARD},
+    {"unionPayCC", "unionpay", IDR_AUTOFILL_PR_UNIONPAY},
+    {"visaCC", "visa", IDR_AUTOFILL_PR_VISA},
+};
+const PaymentRequestData kGenericPaymentRequestData = {"genericCC", "generic",
+                                                       IDR_AUTOFILL_PR_GENERIC};
+
 const char* const name_prefixes[] = {
     "1lt",     "1st", "2lt", "2nd",    "3rd",  "admiral", "capt",
     "captain", "col", "cpt", "dr",     "gen",  "general", "lcdr",
     "lt",      "ltc", "ltg", "ltjg",   "maj",  "major",   "mg",
     "mr",      "mrs", "ms",  "pastor", "prof", "rep",     "reverend",
     "rev",     "sen", "st"};
 
 const char* const name_suffixes[] = {"b.a", "ba", "d.d.s", "dds",  "i",   "ii",
                                      "iii", "iv", "ix",    "jr",   "m.a", "m.d",
                                      "ma",  "md", "ms",    "ph.d", "phd", "sr",
@@ skipping 345 matching lines @@
   // LastFirst
   candidate = profile.GetRawInfo(autofill::NAME_LAST) +
               profile.GetRawInfo(autofill::NAME_FIRST);
   if (!full_name.compare(candidate)) {
     return true;
   }
 
   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 kGenericPaymentRequestData;
+}
+
+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)

[Evan Stade, 2016/08/30 16:06:18]

nit: curlies

(side note: this file isn't consistent but seems to err on the side of curlies)

[Justin Donnelly, 2016/08/30 17:29:17]

Done.

+      return kPaymentRequestData[i].card_type;
+  }
+  return kGenericPaymentRequestData.card_type;
+}
+
 }  // namespace data_util
 }  // namespace autofill