Make Use of Value::GetList API

chrome/browser/ui/views/payments/shipping_address_editor_view_controller.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 "chrome/browser/ui/views/payments/shipping_address_editor_view_controller.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 236 matching lines @@
   if (chosen_country_index_ < country_codes_.size())
     chosen_country_code = country_codes_[chosen_country_index_];
 
   std::unique_ptr<base::ListValue> components(new base::ListValue);
   std::string unused;
   autofill::GetAddressComponents(chosen_country_code,
                                  state()->GetApplicationLocale(),
                                  components.get(), &unused);
   for (size_t line_index = 0; line_index < components->GetSize();
        ++line_index) {
-    const base::ListValue* line = nullptr;
-    if (!components->GetList(line_index, &line)) {
-      NOTREACHED();
-      return;
-    }
+    const base::ListValue* line = static_cast<const base::ListValue*>(
+        &components->base::Value::GetList()[line_index]);
     DCHECK_NE(nullptr, line);
     for (size_t component_index = 0; component_index < line->GetSize();
          ++component_index) {
       const base::DictionaryValue* component = nullptr;
       if (!line->GetDictionary(component_index, &component)) {
         NOTREACHED();
         return;
       }
       std::string field_type;
       if (!component->GetString(autofill::kFieldTypeKey, &field_type)) {
@@ skipping 117 matching lines @@
   bool is_required_valid = !field_.required;
   const base::string16 displayed_message =
       is_required_valid ? base::ASCIIToUTF16("")
                         : l10n_util::GetStringUTF16(
                               IDS_PAYMENTS_FIELD_REQUIRED_VALIDATION_MESSAGE);
   controller_->DisplayErrorMessageForField(field_, displayed_message);
   return is_required_valid;
 }
 
 }  // namespace payments