Change SigninClient::CreateGaiaAuthFetcher return type to unique_ptr

chrome/browser/signin/chrome_signin_client.cc

 // Copyright 2014 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/signin/chrome_signin_client.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings_factory.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/profiles/profile_attributes_entry.h"
 #include "chrome/browser/profiles/profile_attributes_storage.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/profiles/profile_window.h"
@@ skipping 356 matching lines @@
 #else
   // Don't bother if we don't have any kind of network connection.
   if (net::NetworkChangeNotifier::IsOffline()) {
     delayed_callbacks_.push_back(callback);
   } else {
     callback.Run();
   }
 #endif
 }
 
-GaiaAuthFetcher* ChromeSigninClient::CreateGaiaAuthFetcher(
+std::unique_ptr<GaiaAuthFetcher> ChromeSigninClient::CreateGaiaAuthFetcher(
     GaiaAuthConsumer* consumer,
     const std::string& source,
     net::URLRequestContextGetter* getter) {
-  return new GaiaAuthFetcher(consumer, source, getter);
+  return base::MakeUnique<GaiaAuthFetcher>(consumer, source, getter);
 }
 
 void ChromeSigninClient::MaybeFetchSigninTokenHandle() {
 #if !defined(OS_ANDROID) && !defined(OS_CHROMEOS)
   // We get a "handle" that can be used to reference the signin token on the
   // server.  We fetch this if we don't have one so that later we can check
   // it to know if the signin token to which it is attached has been revoked
   // and thus distinguish between a password mismatch due to the password
   // being changed and the user simply mis-typing it.
   if (profiles::IsLockAvailable(profile_)) {
@@ skipping 56 matching lines @@
     return;
   entry->LockForceSigninProfile(true);
 }
 
 void ChromeSigninClient::ShowUserManager(const base::FilePath& profile_path) {
 #if !defined(OS_ANDROID) && !defined(OS_CHROMEOS)
   UserManager::Show(profile_path, profiles::USER_MANAGER_NO_TUTORIAL,
                     profiles::USER_MANAGER_SELECT_PROFILE_NO_ACTION);
 #endif
 }