Add WalletCardClass to WalletMaskedCreditCard

components/sync/protocol/proto_enum_conversions.cc

Index: components/sync/protocol/proto_enum_conversions.cc
diff --git a/components/sync/protocol/proto_enum_conversions.cc b/components/sync/protocol/proto_enum_conversions.cc
index 5a2dff163375de082a9dc7fb8772b869e80b373a..fc9edb73fbe5a612cf5a5f2c304e1deb32ab2869 100644
--- a/components/sync/protocol/proto_enum_conversions.cc
+++ b/components/sync/protocol/proto_enum_conversions.cc
@@ -250,6 +250,18 @@ const char* ProtoEnumToString(
   return "";
 }
 
+const char* ProtoEnumToString(
+    sync_pb::WalletMaskedCreditCard::WalletCardClass wallet_card_class) {
+  switch (wallet_card_class) {
+    ENUM_CASE(sync_pb::WalletMaskedCreditCard, UNKNOWN_CARD_CLASS);
+    ENUM_CASE(sync_pb::WalletMaskedCreditCard, CREDIT);
+    ENUM_CASE(sync_pb::WalletMaskedCreditCard, DEBIT);
+    ENUM_CASE(sync_pb::WalletMaskedCreditCard, PREPAID);
+  }
+  NOTREACHED();
+  return "";
+}
+
 const char* ProtoEnumToString(sync_pb::SyncEnums::DeviceType device_type) {
   ASSERT_ENUM_BOUNDS(sync_pb::SyncEnums, DeviceType, TYPE_WIN, TYPE_TABLET);
   switch (device_type) {