Remove retail mode.

components/user_manager/user_manager.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_USER_MANAGER_USER_MANAGER_H_
 #define COMPONENTS_USER_MANAGER_USER_MANAGER_H_
 
 #include <string>
 
 #include "components/user_manager/user.h"
@@ skipping 252 matching lines @@
 
   // Returns true if at least one user has signed in.
   virtual bool IsUserLoggedIn() const = 0;
 
   // Returns true if we're logged in as a user with gaia account.
   virtual bool IsLoggedInAsUserWithGaiaAccount() const = 0;
 
   // Returns true if we're logged in as a child user.
   virtual bool IsLoggedInAsChildUser() const = 0;
 
-  // Returns true if we're logged in as a demo user.
-  virtual bool IsLoggedInAsDemoUser() const = 0;
-
   // Returns true if we're logged in as a public account.
   virtual bool IsLoggedInAsPublicAccount() const = 0;
 
   // Returns true if we're logged in as a Guest.
   virtual bool IsLoggedInAsGuest() const = 0;
 
   // Returns true if we're logged in as a legacy supervised user.
   virtual bool IsLoggedInAsSupervisedUser() const = 0;
 
   // Returns true if we're logged in as a kiosk app.
@@ skipping 46 matching lines @@
   static UserManager* GetForTesting();
 
   // Sets UserManager instance to the given |user_manager|.
   // Returns the previous value of the instance.
   static UserManager* SetForTesting(UserManager* user_manager);
 };
 
 }  // namespace user_manager
 
 #endif  // COMPONENTS_USER_MANAGER_USER_MANAGER_H_