Replace the index mapping of wallpaper picker UI and hard coded wallpaper index in C++

chrome/browser/ui/webui/options2/options_ui2.cc

 // 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.
 
 #include "chrome/browser/ui/webui/options2/options_ui2.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 57 matching lines @@
 #include "chrome/browser/ui/webui/options2/chromeos/internet_options_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/keyboard_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/language_chewing_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/language_hangul_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/language_mozc_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/language_pinyin_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/pointer_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/proxy_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/stats_options_handler2.h"
 #include "chrome/browser/ui/webui/options2/chromeos/user_image_source2.h"
+#include "chrome/browser/ui/webui/options2/chromeos/wallpaper_thumbnail_source2.h"
 #if defined(USE_VIRTUAL_KEYBOARD)
 #include "chrome/browser/ui/webui/options2/chromeos/virtual_keyboard_manager_handler2.h"
 #endif
 #endif
 
 #if defined(OS_CHROMEOS) && defined(USE_ASH)
 #include "chrome/browser/ui/webui/options2/chromeos/set_wallpaper_options_handler2.h"
 #endif
 
 #if defined(USE_NSS)
@@ skipping 214 matching lines @@
 
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   profile->GetChromeURLDataManager()->AddDataSource(theme);
 
 #if defined(OS_CHROMEOS)
   // Set up the chrome://userimage/ source.
   chromeos::options2::UserImageSource* user_image_source =
       new chromeos::options2::UserImageSource();
   profile->GetChromeURLDataManager()->AddDataSource(user_image_source);
+  // Set up the chrome://wallpaper/ source.
+  chromeos::options2::WallpaperThumbnailSource* wallpaper_thumbnail_source =
+      new chromeos::options2::WallpaperThumbnailSource();
+  profile->GetChromeURLDataManager()->
+      AddDataSource(wallpaper_thumbnail_source);
 
   pointer_device_observer_.reset(
       new chromeos::system::PointerDeviceObserver());
   pointer_device_observer_->AddObserver(browser_options_handler);
   pointer_device_observer_->AddObserver(pointer_handler);
 #endif
 }
 
 OptionsUI::~OptionsUI() {
   // Uninitialize all registered handlers. Deleted by WebUIImpl.
@@ skipping 91 matching lines @@
       WideToASCII(CommandLine::ForCurrentProcess()->GetCommandLineString());
 #else
   command_line_string =
       CommandLine::ForCurrentProcess()->GetCommandLineString();
 #endif
 
   render_view_host->SetWebUIProperty("commandLineString", command_line_string);
 }
 
 }  // namespace options2