Remove wallpaper thumbnail related c++ code. Thumbnail is now generated by javascript.

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_controller.h"
@@ skipping 73 matching lines @@
 
   // Returns filepath to save original custom wallpaper for the given user.
   FilePath GetOriginalWallpaperPathForUser(const std::string& username);
 
   // Returns small resolution custom wallpaper filepath for the given user when
   // |is_small| is ture. Otherwise, returns large resolution custom wallpaper
   // path.
   FilePath GetWallpaperPathForUser(const std::string& username,
                                    bool is_small);
 
-  // Gets the thumbnail of custom wallpaper from cache.
-  gfx::ImageSkia GetCustomWallpaperThumbnail(const std::string& email);
-
   // Gets wallpaper information of logged in user.
   bool GetLoggedInUserWallpaperInfo(WallpaperInfo* info);
 
   // Initializes wallpaper. If logged in, loads user's wallpaper. If not logged
   // in, uses a solid color wallpaper. If logged in as a stub user, uses an
   // empty wallpaper.
   void InitializeWallpaper();
 
   // NotificationObserver overrides:
   virtual void Observe(int type,
@@ skipping 72 matching lines @@
   // 2. When flag --disable-boot-animation is passed. Login WebUI is loaded
   // right away and in 500ms after. Wallpaper started to load.
   // For case 2, should_cache_wallpaper_ is used to indicate if we need to
   // cache wallpapers on wallpaper animation finished. The cache operation
   // should be only executed once.
   void CacheAllUsersWallpapers();
 
   // Caches |email|'s wallpaper to memory.
   void CacheUserWallpaper(const std::string& email);
 
-  // Generates a 128x80 thumbnail and caches it.
-  void CacheThumbnail(const std::string& email,
-                      scoped_ptr<gfx::ImageSkia> wallpaper);
-
   // Clears all obsolete wallpaper prefs from old version wallpaper pickers.
   void ClearObsoleteWallpaperPrefs();
 
   // Deletes a list of wallpaper files in |file_list|.
   void DeleteWallpaperInList(const std::vector<FilePath>& file_list);
 
   // Deletes all |email| related custom or converted wallpapers.
   void DeleteUserWallpapers(const std::string& email);
 
   // Loads |email|'s wallpaper. When |update_wallpaper| is true, sets wallpaper
   // to the loaded wallpaper.
   void LoadWallpaper(const std::string& email,
                      const WallpaperInfo& info,
                      bool update_wallpaper);
 
-  // Generates a 128x80 thumbnail.
-  void GenerateUserWallpaperThumbnail(const std::string& email,
-                                      User::WallpaperType type,
-                                      const gfx::ImageSkia& wallpaper);
-
   // Gets |email|'s custom wallpaper at |wallpaper_path|. Falls back on original
   // custom wallpaper. When |update_wallpaper| is true, sets wallpaper to the
   // loaded wallpaper. Must run on FILE thread.
   void GetCustomWallpaperInternal(const std::string& email,
                                   const WallpaperInfo& info,
                                   const FilePath& wallpaper_path,
                                   bool update_wallpaper);
 
   // Gets wallpaper information of |email| from Local State or memory. Returns
   // false if wallpaper information is not found.
@@ skipping 71 matching lines @@
 
   // Loads user wallpaper from its file.
   scoped_refptr<UserImageLoader> wallpaper_loader_;
 
   // Logged-in user wallpaper information.
   WallpaperInfo current_user_wallpaper_info_;
 
   // Caches wallpapers of users. Accessed only on UI thread.
   CustomWallpaperMap wallpaper_cache_;
 
-  CustomWallpaperMap custom_wallpaper_thumbnail_cache_;
-
   // The last selected user on user pod row.
   std::string last_selected_user_;
 
   bool should_cache_wallpaper_;
 
   base::WeakPtrFactory<WallpaperManager> weak_factory_;
 
   content::NotificationRegistrar registrar_;
 
   base::OneShotTimer<WallpaperManager> timer_;
 
   DISALLOW_COPY_AND_ASSIGN(WallpaperManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WALLPAPER_MANAGER_H_