Some cleanup of WallpaperManager.

chrome/browser/chromeos/login/user_manager_impl.h

 // Copyright (c) 2012 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_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 297 matching lines @@
 
   // Notifies observers that user pending sessions restore has finished.
   void NotifyPendingUserSessionsRestoreFinished();
 
   // Lazily creates default user flow.
   UserFlow* GetDefaultUserFlow() const;
 
   // Update the global LoginState.
   void UpdateLoginState();
 
-  // Insert |user| at the front of the LRU user list..
+  // Insert |user| at the front of the LRU user list.
   void SetLRUUser(User* user);
 
   // Adds |user| to users list, and adds it to front of LRU list. It is assumed
   // that there is no user with same id.
   void AddUserRecord(User* user);
 
   // Callback to process RetrieveActiveSessions() request results.
   void OnRestoreActiveSessions(
       const SessionManagerClient::ActiveSessionsMap& sessions,
       bool success);
@@ skipping 156 matching lines @@
   // Observer for the policy that can be used to manage wallpapers.
   scoped_ptr<policy::CloudExternalDataPolicyObserver>
       wallpaper_policy_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManagerImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_IMPL_H_