ash: Add checks for supervised users.

components/user_manager/user.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_H_
 #define COMPONENTS_USER_MANAGER_USER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 73 matching lines @@
   // The displayed user name.
   base::string16 display_name() const { return display_name_; }
 
   // UserInfo
   virtual std::string GetEmail() const OVERRIDE;
   virtual base::string16 GetDisplayName() const OVERRIDE;
   virtual base::string16 GetGivenName() const OVERRIDE;
   virtual const gfx::ImageSkia& GetImage() const OVERRIDE;
   virtual std::string GetUserID() const OVERRIDE;
 
+  // Is user supervised.
+  virtual bool IsSupervised() const;
+  virtual void SetIsSupervised(bool is_supervised);
+
   // Returns the account name part of the email. Use the display form of the
   // email if available and use_display_name == true. Otherwise use canonical.
   std::string GetAccountName(bool use_display_email) const;
 
   // Whether the user has a default image.
   bool HasDefaultImage() const;
 
   // True if user image can be synced.
   virtual bool CanSyncImage() const;
 
@@ skipping 164 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(User);
 };
 
 // List of known users.
 typedef std::vector<User*> UserList;
 
 }  // namespace user_manager
 
 #endif  // COMPONENTS_USER_MANAGER_USER_H_