Add first implemenation for SU password sync

chrome/browser/chromeos/login/supervised_user_manager_impl.h

 // Copyright 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_CHROMEOS_LOGIN_SUPERVISED_USER_MANAGER_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SUPERVISED_USER_MANAGER_IMPL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "chrome/browser/chromeos/login/managed/supervised_user_authentication.h"
 #include "chrome/browser/chromeos/login/supervised_user_manager.h"
 
 namespace chromeos {
 
 class CrosSettings;
 class UserManagerImpl;
 
 // Implementation of the UserManager.
 class SupervisedUserManagerImpl
     : public SupervisedUserManager {
@@ skipping 13 matching lines @@
   virtual string16 GetManagerDisplayName(const std::string& user_id) const
       OVERRIDE;
   virtual std::string GetManagerUserId(const std::string& user_id) const
       OVERRIDE;
   virtual std::string GetManagerDisplayEmail(const std::string& user_id) const
       OVERRIDE;
   virtual void StartCreationTransaction(const string16& display_name) OVERRIDE;
   virtual void SetCreationTransactionUserId(const std::string& user_id)
       OVERRIDE;
   virtual void CommitCreationTransaction() OVERRIDE;
+  virtual SupervisedUserAuthentication* GetSupervisedUserAuthentication()
+      OVERRIDE;
+  virtual void GetPasswordInformation(const std::string& user_id,
+                                      base::DictionaryValue* result) OVERRIDE;
+  virtual void SetPasswordInformation(
+      const std::string& user_id,
+      const base::DictionaryValue* password_info) OVERRIDE;
 
  private:
   friend class UserManager;
   friend class UserManagerImpl;
 
   explicit SupervisedUserManagerImpl(UserManagerImpl* owner);
 
   // Returns true if there is non-committed user creation transaction.
   bool HasFailedUserCreationTransaction();
 
   // Attempts to clean up data that could be left from failed user creation.
   void RollbackUserCreationTransaction();
 
   void RemoveNonCryptohomeData(const std::string& user_id);
 
   bool CheckForFirstRun(const std::string& user_id);
 
   // Update name if this user is manager of some managed users.
   void UpdateManagerName(const std::string& manager_id,
                          const string16& new_display_name);
 
+  bool GetUserValue(const std::string& user_id,

[Nikita (slow), 2013/12/09 16:42:16]

nit: Please add comments for these new functions.

+                    const char* key,
+                    std::string* out_value) const;
+
+  void SetUserValue(const std::string& user_id,
+                    const char* key,
+                    const std::string& value);
+
+  void CleanPref(const std::string& user_id,
+                 const char* key);
+
   UserManagerImpl* owner_;
 
   // Interface to the signed settings store.
   CrosSettings* cros_settings_;
 
+  scoped_ptr<SupervisedUserAuthentication> authentication_;
+
   DISALLOW_COPY_AND_ASSIGN(SupervisedUserManagerImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SUPERVISED_USER_MANAGER_IMPL_H_