[Payments] Normalize shipping address change on Desktop

components/payments/core/test_address_normalizer.cc

+// 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.
+
+#include "components/payments/core/test_address_normalizer.h"
+
+namespace payments {
+
+bool TestAddressNormalizer::AreRulesLoadedForRegion(
+    const std::string& region_code) {
+  return true;
+}
+
+void TestAddressNormalizer::StartAddressNormalization(
+    const autofill::AutofillProfile& profile,
+    const std::string& region_code,
+    int timeout_seconds,
+    AddressNormalizer::Delegate* requester) {
+  if (instantaneous_normalization_) {
+    requester->OnAddressNormalized(profile);
+    return;
+  }
+
+  // Setup the necessary variables for the delayed normalization.
+  profile_ = profile;
+  requester_ = requester;
+}
+
+void TestAddressNormalizer::DelayNormalization() {
+  instantaneous_normalization_ = false;
+}
+
+void TestAddressNormalizer::CompleteAddressNormalization() {
+  requester_->OnAddressNormalized(profile_);
+}
+
+}  // namespace payments