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

third_party/libaddressinput/chromium/addressinput_util.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef THIRD_PARTY_LIBADDRESSINPUT_CHROMIUM_ADDRESSINPUT_UTIL_H_
+#define THIRD_PARTY_LIBADDRESSINPUT_CHROMIUM_ADDRESSINPUT_UTIL_H_
+
+#include <map>
+
+#include "third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_field.h"
+#include "third_party/libaddressinput/chromium/cpp/include/libaddressinput/address_problem.h"
+
+namespace i18n {
+namespace addressinput {
+struct AddressData;
+}
+}
+
+namespace autofill {
+namespace addressinput {
+
+// Returns true if |address_to_check| has all of its required fields.
+bool HasAllRequiredFields(
+    const ::i18n::addressinput::AddressData& address_to_check);
+
+// Validates required fields in |address_to_check| without loading rules from
+// the server. The |problems| parameter cannot be NULL. Does not take ownership
+// of its parameters.
+//
+// See documentation of ::i18n::addressinput::AddressValidator::Validate() for
+// description of |filter| and |problems|.
+void ValidateRequiredFields(
+    const ::i18n::addressinput::AddressData& address_to_check,
+    const std::multimap< ::i18n::addressinput::AddressField,
+                         ::i18n::addressinput::AddressProblem::Type>* filter,
+    std::multimap< ::i18n::addressinput::AddressField,
+                   ::i18n::addressinput::AddressProblem::Type>* problems);
+
+}  // namespace addressinput
+}  // namespace autofill
+
+#endif  // THIRD_PARTY_LIBADDRESSINPUT_CHROMIUM_ADDRESSINPUT_UTIL_H_