[Autofill] Implement Autofill Assistant infobar for iOS

components/autofill/core/browser/credit_card.cc

Index: components/autofill/core/browser/credit_card.cc
diff --git a/components/autofill/core/browser/credit_card.cc b/components/autofill/core/browser/credit_card.cc
index a37f16fba01030b2145d4c0ccf8bf1505cfd4660..9cf49dc34fdddb1935d147c523d310a88ff94c9c 100644
--- a/components/autofill/core/browser/credit_card.cc
+++ b/components/autofill/core/browser/credit_card.cc
@@ -134,9 +134,6 @@ base::string16 CreditCard::TypeForDisplay(const std::string& type) {
   return ::autofill::TypeForFill(type);
 }
 
-// This method is not compiled on iOS because the resources are not used and
-// should not be shipped.
-#if !defined(OS_IOS)
 // static
 int CreditCard::IconResourceId(const std::string& type) {
   if (type == kAmericanExpressCard)
@@ -159,7 +156,6 @@ int CreditCard::IconResourceId(const std::string& type) {
   DCHECK_EQ(kGenericCard, type);
   return IDR_AUTOFILL_CC_GENERIC;
 }
-#endif  // #if !defined(OS_IOS)
 
 // static
 const char* CreditCard::GetCreditCardType(const base::string16& number) {