Reland of "Use address_data.h from upstream libaddressinput".

third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_formatter.h

Index: third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_formatter.h
diff --git a/third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_formatter.h b/third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_formatter.h
new file mode 100644
index 0000000000000000000000000000000000000000..e267884bf6798bc6fe9b285a623c107ab6023746
--- /dev/null
+++ b/third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_formatter.h
@@ -0,0 +1,51 @@
+// Copyright (C) 2014 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.
+//
+// Utility functions for formatting the addresses represented as AddressData.
+//
+// Note these work best if the address has a language code specified - this can
+// be obtained when building the UI components (calling BuildComponents on
+// address_ui.h).
+
+#ifndef I18N_ADDRESSINPUT_ADDRESS_FORMATTER_H_
+#define I18N_ADDRESSINPUT_ADDRESS_FORMATTER_H_
+
+#include <string>
+#include <vector>
+
+namespace i18n {
+namespace addressinput {
+
+struct AddressData;
+
+// Formats the address onto multiple lines. This formats the address in national
+// format; without the country.
+void GetFormattedNationalAddress(
+    const AddressData& address_data, std::vector<std::string>* lines);
+
+// Formats the address as a single line. This formats the address in national
+// format; without the country.
+void GetFormattedNationalAddressLine(
+    const AddressData& address_data, std::string* line);
+
+// Formats the street-level part of an address as a single line. For example,
+// two lines of "Apt 1", "10 Red St." will be concatenated in a
+// language-appropriate way, to give something like "Apt 1, 10 Red St".
+void GetStreetAddressLinesAsSingleLine(
+    const AddressData& address_data, std::string* line);
+
+}  // namespace addressinput
+}  // namespace i18n
+
+#endif  // I18N_ADDRESSINPUT_ADDRESS_FORMATTER_H_