OAuth2 sign-in flow for ChromeOS

chrome/browser/chromeos/login/profile_auth_data.h

 // Copyright (c) 2012 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 CHROME_BROWSER_CHROMEOS_LOGIN_PROFILE_AUTH_DATA_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_PROFILE_AUTH_DATA_H_
 
 #include <string>
 #include "base/callback.h"
 
 class Profile;
 
 namespace chromeos {
 
 // Helper class for transferring authentication related data from one profile
 // to another: proxy authentication cache, cookies, server bound certs.
 class ProfileAuthData {
  public:
   // Transfers proxy authentication cache and optionally |transfer_cookies| and
   // server bound certs from the profile that was used for authentication.
   // |cookies_transfered_callback| will be called on UI thread after cookie
   // transfer part of this operation is completed.
-  static void Transfer(
-      Profile* from_profile,
-      Profile* to_profile,
-      bool transfer_cookies,
-      const base::Callback<void()>& cookies_transfered_callback);
+  static void Transfer(Profile* from_profile,
+                       Profile* to_profile,
+                       bool transfer_cookies,
+                       const base::Closure& cookies_transfered_callback);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(ProfileAuthData);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_PROFILE_AUTH_DATA_H_