[Athena] Extract Chrome OS authentication stack

chrome/browser/browser_process_platform_part_chromeos.h

 // Copyright (c) 2013 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_BROWSER_PROCESS_PLATFORM_PART_CHROMEOS_H_
 #define CHROME_BROWSER_BROWSER_PROCESS_PLATFORM_PART_CHROMEOS_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/non_thread_safe.h"
@@ skipping 32 matching lines @@
   // users and their profiles in Chrome OS multi user session.
   chromeos::ProfileHelper* profile_helper();
 
   chromeos::system::AutomaticRebootManager* automatic_reboot_manager() {
     return automatic_reboot_manager_.get();
   }
 
   policy::BrowserPolicyConnectorChromeOS* browser_policy_connector_chromeos();
 
   // Overridden from BrowserProcessPlatformPartBase:
-  virtual void StartTearDown() OVERRIDE;
+    virtual void StartTearDown() OVERRIDE;
 
   virtual scoped_ptr<policy::BrowserPolicyConnector>
       CreateBrowserPolicyConnector() OVERRIDE;
 
  private:
   void CreateProfileHelper();
 
   bool created_profile_helper_;
   scoped_ptr<chromeos::ProfileHelper> profile_helper_;
 
   scoped_ptr<chromeos::OomPriorityManager> oom_priority_manager_;
 
   scoped_ptr<chromeos::system::AutomaticRebootManager>
       automatic_reboot_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserProcessPlatformPart);
 };
 
 #endif  // CHROME_BROWSER_BROWSER_PROCESS_PLATFORM_PART_CHROMEOS_H_