Remove raw base::DictionaryValue::SetWithoutPathExpansion in //chrome

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

 // Copyright 2016 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/profile_info_handler.h"
 
 #include <memory>
 
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_browser_process.h"
@@ skipping 162 matching lines @@
 }
 
 TEST_F(ProfileInfoHandlerTest, PushProfileManagesSupervisedUsers) {
   handler()->AllowJavascript();
 
   // The handler is notified of the change after |update| is destroyed.
   std::unique_ptr<DictionaryPrefUpdate> update(
       new DictionaryPrefUpdate(profile()->GetPrefs(), prefs::kSupervisedUsers));
   base::DictionaryValue* dict = update->Get();
   dict->SetWithoutPathExpansion("supervised-user-id",
-                                new base::DictionaryValue);
+                                base::MakeUnique<base::DictionaryValue>());
   update.reset();
 
   EXPECT_EQ(1U, web_ui()->call_data().size());
 
   const content::TestWebUI::CallData& data = *web_ui()->call_data().back();
   EXPECT_EQ("cr.webUIListenerCallback", data.function_name());
 
   std::string event_id;
   ASSERT_TRUE(data.arg1()->GetAsString(&event_id));
   EXPECT_EQ(ProfileInfoHandler::kProfileManagesSupervisedUsersChangedEventName,
             event_id);
 
   bool has_supervised_users = false;
   ASSERT_TRUE(data.arg2()->GetAsBoolean(&has_supervised_users));
   EXPECT_TRUE(has_supervised_users);
 }
 
 }  // namespace settings