Delete user image when user is removed.

chrome/browser/chromeos/login/user_manager.h

 // Copyright (c) 2010 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_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/ref_counted.h"
 #include "chrome/browser/chromeos/login/user_image_loader.h"
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_registrar.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
+class FilePath;
 class PrefService;
 
 namespace chromeos {
 
 // This class provides a mechanism for discovering users who have logged
 // into this chromium os device before and updating that list.
 class UserManager : public UserImageLoader::Delegate,
                     public NotificationObserver {
  public:
   // A class representing information about a previously logged in user.
@@ skipping 46 matching lines @@
   virtual const User& logged_in_user() {
     return logged_in_user_;
   }
 
   // Sets image for logged-in user and sends LOGIN_USER_IMAGE_CHANGED
   // notification about the image changed via NotificationService.
   void SetLoggedInUserImage(const SkBitmap& image);
 
   // Saves image to file and saves image path in local state preferences.
   void SaveUserImage(const std::string& username,
-                             const SkBitmap& image);
+                     const SkBitmap& image);
 
   // Sets one of the default images to the specified user and saves this
   // setting in local state.
   void SetDefaultUserImage(const std::string& username);
 
   // chromeos::UserImageLoader::Delegate implementation.
   virtual void OnImageLoaded(const std::string& username,
                              const SkBitmap& image);
 
   // NotificationObserver implementation.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
   // Accessor for current_user_is_owner_
   virtual bool current_user_is_owner() const {
     return current_user_is_owner_;
   }
   virtual void set_current_user_is_owner(bool current_user_is_owner) {
     current_user_is_owner_ = current_user_is_owner;
   }
 
  protected:
   UserManager();
   virtual ~UserManager();
 
+  // Returns image filepath for the given user.
+  FilePath GetImagePathForUser(const std::string& username);
+
  private:
   // Notifies on new user session.
   void NotifyOnLogin();
 
   // Loads user image from its file.
   scoped_refptr<UserImageLoader> image_loader_;
 
   // Cache for user images. Stores image for each username.
   typedef base::hash_map<std::string, SkBitmap> UserImages;
   mutable UserImages user_images_;
 
   // The logged-in user.
   User logged_in_user_;
 
   // Cached flag of whether currently logged-in user is owner or not.
   bool current_user_is_owner_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_H_