Preload default wallpaper.

chrome/browser/chromeos/login/wallpaper_manager.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_WALLPAPER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_WALLPAPER_MANAGER_H_
 
 #include <string>
 
 #include "ash/desktop_background/desktop_background_resources.h"
@@ skipping 27 matching lines @@
 
   WallpaperManager();
 
   // Registers wallpaper manager preferences.
   static void RegisterPrefs(PrefService* local_state);
 
   // Adds PowerManagerClient and TimeZoneSettings observers. It needs to be
   // added after PowerManagerClient initialized.
   void AddObservers();
 
-  // Caches |email|'s wallpaper to memory if it is custom wallpaper.
-  void CacheIfCustomWallpaper(const std::string& email);
+  // Caches |email|'s wallpaper to memory.
+  void CacheUserWallpaper(const std::string& email);
 
   // Loads wallpaper asynchronously if the current wallpaper is not the
   // wallpaper of logged in user.
   void EnsureLoggedInUserWallpaperLoaded();
 
   // Fetches |email|'s wallpaper from local disk.
   void FetchCustomWallpaper(const std::string& email);
 
   // Gets encoded custom wallpaper from cache. Returns true if success.
   bool GetCustomWallpaperFromCache(const std::string& email,
@@ skipping 145 matching lines @@
   content::NotificationRegistrar registrar_;
 
   base::OneShotTimer<WallpaperManager> timer_;
 
   DISALLOW_COPY_AND_ASSIGN(WallpaperManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WALLPAPER_MANAGER_H_