[Easy signin] Add method to get user info to easyUnlockPrivate

chrome/browser/signin/easy_unlock_service.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_SIGNIN_EASY_UNLOCK_SERVICE_H_
 #define CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 76 matching lines @@
   // permitted either the flag is enabled or its field trial is enabled.
   bool IsAllowed();
 
   void AddObserver(EasyUnlockServiceObserver* observer);
   void RemoveObserver(EasyUnlockServiceObserver* observer);
 
  protected:
   explicit EasyUnlockService(Profile* profile);
   virtual ~EasyUnlockService();
 
-  // Does service type specific initialization.
+  // Does a service type specific initialization.
   virtual void InitializeInternal() = 0;
 
+  // Does a service type specific shutdown. Called from |Shutdown|.
+  virtual void ShutdownInternal() = 0;
+
   // Service type specific tests for whether the service is allowed. Returns
   // false if service is not allowed. If true is returned, the service may still
   // not be allowed if common tests fail (e.g. if Bluetooth is not available).
   virtual bool IsAllowedInternal() = 0;
 
+  // KeyedService override:
+  virtual void Shutdown() OVERRIDE;
+
   // Exposes the profile to which the service is attached to subclasses.
   Profile* profile() const { return profile_; }
 
-  // Installs the Easy unlock component app if it isn't installed or enables
-  // the app if it is installed but disabled.
+  // Installs the Easy unlock component app if it isn't installed and enables
+  // the app if it is disabled.
   void LoadApp();
 
   // Disables the Easy unlock component app if it's loaded.
   void DisableAppIfLoaded();
 
+  // Unloads the Easy unlock component app if it's loaded.
+  void UnloadApp();
+
   // Reloads the Easy unlock component app if it's loaded.
   void ReloadApp();
 
   // Checks whether Easy unlock should be running and updates app state.
   void UpdateAppState();
 
+  // Notifies the easy unlock app that the user state has been updated.
+  void NotifyUserUpdated();
+
   // Notifies observers that the turn off flow status changed.
   void NotifyTurnOffOperationStatusChanged();
 
+  // Resets |screenlock_state_handler_|.
+  void ResetScreenlockStateHandler();
+
  private:
   // A class to detect whether a bluetooth adapter is present.
   class BluetoothDetector;
 
   // Initializes the service after ExtensionService is ready.
   void Initialize();
 
   // Callback when Bluetooth adapter present state changes.
   void OnBluetoothAdapterPresentChanged();
 
   Profile* profile_;
 
   // Created lazily in |GetScreenlockStateHandler|.
   scoped_ptr<EasyUnlockScreenlockStateHandler> screenlock_state_handler_;
 
   scoped_ptr<BluetoothDetector> bluetooth_detector_;
 
 #if defined(OS_CHROMEOS)
   // Monitors suspend and wake state of ChromeOS.
   class PowerMonitor;
   scoped_ptr<PowerMonitor> power_monitor_;
 #endif
 
+  // Whether the service has been shut down.
+  bool shut_down_;
+
   ObserverList<EasyUnlockServiceObserver> observers_;
 
   base::WeakPtrFactory<EasyUnlockService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EasyUnlockService);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_EASY_UNLOCK_SERVICE_H_