Use upstream libaddressinput in Chrome.

third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_field.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_H_
-#define I18N_ADDRESSINPUT_ADDRESS_FIELD_H_
-
-#include <iosfwd>
-
-namespace i18n {
-namespace addressinput {
-
-// Address field types, ordered by size, from largest to smallest.
-enum AddressField {
-  COUNTRY,             // Country code.
-  ADMIN_AREA,          // Administrative area such as a state, province,
-                       // island, etc.
-  LOCALITY,            // City or locality.
-  DEPENDENT_LOCALITY,  // Dependent locality (may be an inner-city district or
-                       // a suburb).
-  SORTING_CODE,        // Sorting code.
-  POSTAL_CODE,         // Zip or postal code.
-  STREET_ADDRESS,      // Street address lines.
-  ORGANIZATION,        // Organization.
-  RECIPIENT            // Name.
-};
-
-// Produces human-readable output in logging, for example in unit tests. Prints
-// what you would expect for valid fields, e.g. "COUNTRY" for COUNTRY. For
-// invalid values, prints "[INVALID]".
-std::ostream& operator<<(std::ostream& o, AddressField field);
-
-}  // namespace addressinput
-}  // namespace i18n
-
-#endif  // I18N_ADDRESSINPUT_ADDRESS_FIELD_H_