Remove retail mode.

chrome/browser/chromeos/login/users/chrome_user_manager_impl.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 CHROME_BROWSER_CHROMEOS_LOGIN_USERS_CHROME_USER_MANAGER_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USERS_CHROME_USER_MANAGER_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 124 matching lines @@
   virtual bool IsKioskApp(const std::string& user_id) const override;
   virtual bool IsPublicAccountMarkedForRemoval(
       const std::string& user_id) const override;
   virtual void DemoAccountLoggedIn() override;
   virtual void GuestUserLoggedIn() override;
   virtual void KioskAppLoggedIn(const std::string& app_id) override;
   virtual void PublicAccountUserLoggedIn(user_manager::User* user) override;
   virtual void RegularUserLoggedIn(const std::string& user_id) override;
   virtual void RegularUserLoggedInAsEphemeral(
       const std::string& user_id) override;
-  virtual void RetailModeUserLoggedIn() override;
   virtual void SupervisedUserLoggedIn(const std::string& user_id) override;
 
  private:
   friend class SupervisedUserManagerImpl;
   friend class UserManagerTest;
   friend class WallpaperManager;
   friend class WallpaperManagerTest;
 
   typedef base::hash_map<std::string, linked_ptr<UserImageManager> >
       UserImageManagerMap;
@@ skipping 81 matching lines @@
       wallpaper_policy_observer_;
 
   base::WeakPtrFactory<ChromeUserManagerImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeUserManagerImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USERS_CHROME_USER_MANAGER_IMPL_H_