Change SigninClient::CreateGaiaAuthFetcher return type to unique_ptr

components/signin/core/browser/test_signin_client.h

 // 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.
 
 #ifndef COMPONENTS_SIGNIN_CORE_BROWSER_TEST_SIGNIN_CLIENT_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_TEST_SIGNIN_CLIENT_H_
 
 #include <memory>
 
 #include "base/compiler_specific.h"
@@ skipping 69 matching lines @@
 
   // SigninClient overrides:
   bool IsFirstRun() const override;
   base::Time GetInstallDate() override;
   bool AreSigninCookiesAllowed() override;
   void AddContentSettingsObserver(
       content_settings::Observer* observer) override;
   void RemoveContentSettingsObserver(
       content_settings::Observer* observer) override;
   void DelayNetworkCall(const base::Closure& callback) override;
-  GaiaAuthFetcher* CreateGaiaAuthFetcher(
+  std::unique_ptr<GaiaAuthFetcher> CreateGaiaAuthFetcher(
       GaiaAuthConsumer* consumer,
       const std::string& source,
       net::URLRequestContextGetter* getter) override;
 
   // Loads the token database.
   void LoadTokenDatabase();
 
  private:
   base::ScopedTempDir temp_dir_;
   scoped_refptr<net::URLRequestContextGetter> request_context_;
   scoped_refptr<TokenWebData> database_;
   PrefService* pref_service_;
   bool are_signin_cookies_allowed_;
 
   // Pointer to be filled by PostSignedIn.
   std::string signed_in_password_;
 
   DISALLOW_COPY_AND_ASSIGN(TestSigninClient);
 };
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_TEST_SIGNIN_CLIENT_H_