[rac] Temporarily copy libaddressinput to Chrome.

third_party/libaddressinput/chromium/cpp/src/address_field_util.h

+// Copyright (C) 2013 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef I18N_ADDRESSINPUT_ADDRESS_FIELD_UTIL_H_
+#define I18N_ADDRESSINPUT_ADDRESS_FIELD_UTIL_H_
+
+#include <libaddressinput/address_field.h>
+
+#include <string>
+#include <vector>
+
+namespace i18n {
+namespace addressinput {
+
+// An extension of AddressField enum used only internally. The values are
+// negative to avoid clashing with the values in AddressField.
+enum {
+  NEWLINE = -1
+};
+
+// Clears |fields|, parses |format|, and adds the format address fields to
+// |fields|. The |fields| may also contain NEWLINE elements. For example, parses
+// "%S%C%n%D%X" into {ADMIN_AREA, LOCALITY, NEWLINE, DEPENDENT_LOCALITY,
+// SORTING_CODE}.
+void ParseAddressFieldsFormat(const std::string& format,
+                              std::vector<AddressField>* fields);
+
+}  // namespace addressinput
+}  // namespace i18n
+
+#endif  // I18N_ADDRESSINPUT_ADDRESS_FIELD_UTIL_H_