Remove base::Value::CreateNullValue

chrome/browser/ui/webui/settings/reset_settings_handler.cc

 // Copyright 2013 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/webui/settings/reset_settings_handler.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 139 matching lines @@
                                             send_settings, request_origin));
   } else {
     ResetProfile(callback_id, send_settings, request_origin);
   }
 }
 
 void ResetSettingsHandler::OnResetProfileSettingsDone(
     std::string callback_id,
     bool send_feedback,
     reset_report::ChromeResetReport::ResetRequestOrigin request_origin) {
-  ResolveJavascriptCallback(base::Value(callback_id),
-                            *base::Value::CreateNullValue());
+  ResolveJavascriptCallback(base::Value(callback_id), base::Value());
   if (send_feedback && setting_snapshot_) {
     ResettableSettingsSnapshot current_snapshot(profile_);
     int difference = setting_snapshot_->FindDifferentFields(current_snapshot);
     if (difference) {
       setting_snapshot_->Subtract(current_snapshot);
       std::unique_ptr<reset_report::ChromeResetReport> report_proto =
           SerializeSettingsReportToProto(*setting_snapshot_, difference);
       if (report_proto) {
         report_proto->set_reset_request_origin(request_origin);
         SendSettingsFeedbackProto(*report_proto, profile_);
@@ skipping 130 matching lines @@
 void ResetSettingsHandler::OnShowPowerwashDialog(
      const base::ListValue* args) {
   UMA_HISTOGRAM_ENUMERATION(
       "Reset.ChromeOS.PowerwashDialogShown",
       chromeos::reset::DIALOG_FROM_OPTIONS,
       chromeos::reset::DIALOG_VIEW_TYPE_SIZE);
 }
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace settings