Reland: Normalize shipping address for merchant on Desktop.

components/payments/core/address_normalizer_impl.h

+// Copyright 2017 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 COMPONENTS_PAYMENTS_CORE_ADDRESS_NORMALIZER_IMPL_H_
+#define COMPONENTS_PAYMENTS_CORE_ADDRESS_NORMALIZER_IMPL_H_
+
+#include <map>
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "base/macros.h"
+#include "components/payments/core/address_normalizer.h"
+
+namespace autofill {
+class AutofillProfile;
+}
+
+namespace i18n {
+namespace addressinput {
+class Source;
+class Storage;
+}
+}
+
+namespace payments {
+
+// A class used to normalize addresses.
+class AddressNormalizerImpl : public AddressNormalizer {
+ public:
+  AddressNormalizerImpl(std::unique_ptr<::i18n::addressinput::Source> source,
+                        std::unique_ptr<::i18n::addressinput::Storage> storage);
+  ~AddressNormalizerImpl() override;
+
+  // AddressNormalizer implementation.
+  void LoadRulesForRegion(const std::string& region_code) override;
+  bool AreRulesLoadedForRegion(const std::string& region_code) override;
+  void StartAddressNormalization(const autofill::AutofillProfile& profile,
+                                 const std::string& region_code,
+                                 int timeout_seconds,
+                                 Delegate* requester) override;
+
+ private:
+  // Called when the validation rules for the |region_code| have finished
+  // loading. Implementation of the LoadRulesListener interface.
+  void OnAddressValidationRulesLoaded(const std::string& region_code,
+                                      bool success) override;
+
+  // Map associating a region code to pending normalizations.
+  std::map<std::string, std::vector<std::unique_ptr<Request>>>
+      pending_normalization_;
+
+  // The address validator used to normalize addresses.
+  autofill::AddressValidator address_validator_;
+
+  DISALLOW_COPY_AND_ASSIGN(AddressNormalizerImpl);
+};
+
+}  // namespace payments
+
+#endif  // COMPONENTS_PAYMENTS_CORE_ADDRESS_NORMALIZER_IMPL_H_