Remove the old wallpaper picker code

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"
+#include "base/file_path.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time.h"
 #include "base/timer.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/user_image.h"
 #include "chrome/browser/chromeos/login/user_image_loader.h"
 #include "chrome/browser/chromeos/system/timezone_settings.h"
-#include "chrome/browser/ui/webui/options/chromeos/set_wallpaper_options_handler.h"
 #include "chromeos/dbus/power_manager_client.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/gfx/image/image_skia.h"
 #include "unicode/timezone.h"
 
 class PrefService;
 
 namespace chromeos {
 
@@ skipping 25 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();
 
-  // Migrate the old wallpaper index to a new wallpaper structure for all users
-  // in |users|.
-  // The new wallpaper structure is:
-  // { WallpaperType: DAILY|CUSTOMIZED|DEFAULT,
-  //   index: index of the default wallpapers }
-  void MigrateWallpaperData(const UserList& users);
-
   // Loads wallpaper asynchronously if the current wallpaper is not the
   // wallpaper of logged in user.
   void EnsureLoggedInUserWallpaperLoaded();
 
-  // Gets |email|'s wallpaper from local disk. When |update_wallpaper| is true,
-  // sets wallpaper to the loaded wallpaper
-  void GetCustomWallpaper(const std::string& email, bool update_wallpaper);
-
   // Clears ONLINE and CUSTOM wallpaper cache.
   void ClearWallpaperCache();
 
   // Gets encoded wallpaper from cache. Returns true if success.
   bool GetWallpaperFromCache(const std::string& email,
                              gfx::ImageSkia* wallpaper);
 
   // 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 properties of logged in user.
-  void GetLoggedInUserWallpaperProperties(User::WallpaperType* type,
-                                          int* index,
-                                          base::Time* last_modification_date);
-
   // 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 14 matching lines @@
 
   // Starts a one shot timer which calls BatchUpdateWallpaper at next midnight.
   // Cancel any previous timer if any.
   void RestartTimer();
 
   // Saves custom wallpaper to file, post task to generate thumbnail and updates
   // local state preferences.
   void SetCustomWallpaper(const std::string& username,
                           ash::WallpaperLayout layout,
                           User::WallpaperType type,
-                          base::WeakPtr<WallpaperDelegate> delegate,
                           const UserImage& wallpaper);
 
-  // Tries to load user image from disk; if successful, sets it for the user,
-  // and updates Local State.
-  void SetUserWallpaperFromFile(const std::string& username,
-                                const FilePath& path,
-                                ash::WallpaperLayout layout,
-                                base::WeakPtr<WallpaperDelegate> delegate);
-
-  // Sets selected wallpaper properties for |username| and saves it to Local
-  // State if |is_persistent| is true.
-  void SetUserWallpaperProperties(const std::string& email,
-                                  User::WallpaperType type,
-                                  int index,
-                                  bool is_persistent);
-
   // Sets one of the default wallpapers for the specified user and saves this
   // settings in local state.
   void SetInitialUserWallpaper(const std::string& username, bool is_persistent);
 
   // Sets selected wallpaper information for |username| and saves it to Local
   // State if |is_persistent| is true.
   void SetUserWallpaperInfo(const std::string& username,
                             const WallpaperInfo& info,
                             bool is_persistent);
 
@@ skipping 36 matching lines @@
   // 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 and notifies delegate when ready.
+  // Generates a 128x80 thumbnail.
   void GenerateUserWallpaperThumbnail(const std::string& email,
                                       User::WallpaperType type,
-                                      base::WeakPtr<WallpaperDelegate> delegate,
                                       const gfx::ImageSkia& wallpaper);
 
   // Gets |email|'s custom wallpaper in specified |resolution|. 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,
                                   ash::WallpaperResolution resolution,
                                   bool update_wallpaper);
 
   // Gets wallpaper information of |email| from Local State or memory. Returns
   // false if wallpaper information is not found.
   bool GetUserWallpaperInfo(const std::string& email, WallpaperInfo* info);
 
-  // Gets wallpaper |type|, |index| and |last_modification_date| of |email|
-  // from local state.
-  void GetUserWallpaperProperties(const std::string& email,
-                                  User::WallpaperType* type,
-                                  int* index,
-                                  base::Time* last_modification_date);
-
-  // Copy |email| selected built-in wallpapers (high and low resolution) in
-  // ChromeOS image binary to local files on disk. Also converts the wallpaper
-  // properties correspond to the built-in wallpapers to the new wallpaper info.
-  void MigrateBuiltInWallpaper(const std::string& email);
-
-  // Updates the custom wallpaper thumbnail in wallpaper picker UI.
-  void OnThumbnailUpdated(base::WeakPtr<WallpaperDelegate> delegate);
-
   // Sets wallpaper to the decoded wallpaper if |update_wallpaper| is true.
   // Otherwise, cache wallpaper to memory if not logged in.
   void OnWallpaperDecoded(const std::string& email,
                           ash::WallpaperLayout layout,
                           bool update_wallpaper,
                           const UserImage& wallpaper);
 
   // Saves encoded wallpaper to |path|. This callback is called after encoding
   // to PNG completes.
   void OnWallpaperEncoded(const FilePath& path,
                           scoped_refptr<base::RefCountedBytes> data);
 
   // Generates thumbnail of custom wallpaper on FILE thread. If |persistent| is
   // true, saves original custom image and resized images to disk.
   void ProcessCustomWallpaper(const std::string& email,
                               bool persistent,
                               const WallpaperInfo& info,
-                              base::WeakPtr<WallpaperDelegate> delegate,
                               scoped_ptr<gfx::ImageSkia> image,
                               const UserImage::RawImage& raw_image);
 
   // Record data for User Metrics Analysis.
   void RecordUma(User::WallpaperType type, int index);
 
   // Saves original custom wallpaper to |path| (absolute path) on filesystem
   // and starts resizing operation of the custom wallpaper if necessary.
   void SaveCustomWallpaper(const std::string& email,
                            const FilePath& path,
@@ skipping 32 matching lines @@
                                 const WallpaperInfo& info,
                                 bool update_wallpaper,
                                 const FilePath& wallpaper_path);
 
   // Loads user wallpaper from its file.
   scoped_refptr<UserImageLoader> wallpaper_loader_;
 
   // The file path of current loaded/loading custom/online wallpaper.
   FilePath current_wallpaper_path_;
 
-  // Logged-in user wallpaper type.
-  User::WallpaperType current_user_wallpaper_type_;
-
-  // Logged-in user wallpaper index.
-  int current_user_wallpaper_index_;
-
   // 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_