Add policy for limiting the session length

chrome/browser/chromeos/login/user_manager_impl.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_USER_MANAGER_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 63 matching lines @@
   virtual bool IsCurrentUserNew() const OVERRIDE;
   virtual bool IsCurrentUserNonCryptohomeDataEphemeral() const OVERRIDE;
   virtual bool CanCurrentUserLock() const OVERRIDE;
   virtual bool IsUserLoggedIn() const OVERRIDE;
   virtual bool IsLoggedInAsRegularUser() const OVERRIDE;
   virtual bool IsLoggedInAsDemoUser() const OVERRIDE;
   virtual bool IsLoggedInAsPublicAccount() const OVERRIDE;
   virtual bool IsLoggedInAsGuest() const OVERRIDE;
   virtual bool IsLoggedInAsStub() const OVERRIDE;
   virtual bool IsSessionStarted() const OVERRIDE;
+  virtual bool HasBrowserRestarted() const OVERRIDE;
   virtual bool IsUserNonCryptohomeDataEphemeral(
       const std::string& email) const OVERRIDE;
   virtual void AddObserver(UserManager::Observer* obs) OVERRIDE;
   virtual void RemoveObserver(UserManager::Observer* obs) OVERRIDE;
   virtual void NotifyLocalStateChanged() OVERRIDE;
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
@@ skipping 114 matching lines @@
 
   // User avatar manager.
   scoped_ptr<UserImageManagerImpl> user_image_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManagerImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_