Change more base::ListValue methods to use std::unique_ptr.

chrome/browser/chromeos/extensions/users_private/users_private_api.cc

 // Copyright 2015 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/chromeos/extensions/users_private/users_private_api.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 66 matching lines @@
     email_list->GetString(i, &whitelisted_user);
     if (gaia::ExtractDomainName(whitelisted_user) ==
         chromeos::login::kSupervisedUserDomain) {
       email_list->Remove(i, NULL);
       --i;
     }
   }
 
   user_manager::UserManager* user_manager = user_manager::UserManager::Get();
   const user_manager::UserList& users = user_manager->GetUsers();
-  for (user_manager::UserList::const_iterator it = users.begin();
-       it < users.end(); ++it)
-    email_list->AppendIfNotPresent(new base::StringValue((*it)->email()));
+  for (const auto& user : users)

[danakj, 2016/09/14 01:55:59]

{}

[dcheng, 2016/09/14 03:06:11]

Done.

+    email_list->AppendIfNotPresent(
+        base::MakeUnique<base::StringValue>(user->email()));
 
   if (chromeos::OwnerSettingsServiceChromeOS* service =
           chromeos::OwnerSettingsServiceChromeOSFactory::GetForBrowserContext(
               profile)) {
     service->Set(chromeos::kAccountsPrefUsers, *email_list.get());
   }
 
   // Now populate the list of User objects for returning to the JS.
   for (size_t i = 0; i < email_list->GetSize(); ++i) {
     api::users_private::User user;
@@ skipping 120 matching lines @@
 ExtensionFunction::ResponseAction
 UsersPrivateIsWhitelistManagedFunction::Run() {
   bool is_managed = g_browser_process->platform_part()
                         ->browser_policy_connector_chromeos()
                         ->IsEnterpriseManaged();
   return RespondNow(
       OneArgument(base::MakeUnique<base::FundamentalValue>(is_managed)));
 }
 
 }  // namespace extensions