Show third party wallpaper app name in wallpaper picker

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

 // Copyright (c) 2013 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/chromeos/extensions/wallpaper_private_api.h"
 
 #include <vector>
 
 #include "ash/ash_switches.h"
 #include "ash/desktop_background/desktop_background_controller.h"
@@ skipping 245 matching lines @@
   SET_STRING("stretchLayout", IDS_OPTIONS_WALLPAPER_STRETCH_LAYOUT);
   SET_STRING("connectionFailed", IDS_WALLPAPER_MANAGER_ACCESS_FAIL);
   SET_STRING("downloadFailed", IDS_WALLPAPER_MANAGER_DOWNLOAD_FAIL);
   SET_STRING("downloadCanceled", IDS_WALLPAPER_MANAGER_DOWNLOAD_CANCEL);
   SET_STRING("customWallpaperWarning",
              IDS_WALLPAPER_MANAGER_SHOW_CUSTOM_WALLPAPER_ON_START_WARNING);
   SET_STRING("accessFileFailure", IDS_WALLPAPER_MANAGER_ACCESS_FILE_FAILURE);
   SET_STRING("invalidWallpaper", IDS_WALLPAPER_MANAGER_INVALID_WALLPAPER);
   SET_STRING("surpriseMeLabel", IDS_WALLPAPER_MANAGER_SURPRISE_ME_LABEL);
   SET_STRING("learnMore", IDS_LEARN_MORE);
+  SET_STRING("currentWallpaperSetByMessage",
+             IDS_CURRENT_WALLPAPER_SET_BY_MESSAGE);
 #undef SET_STRING
 
   webui::SetFontAndTextDirection(dict);
 
   chromeos::WallpaperManager* wallpaper_manager =
       chromeos::WallpaperManager::Get();
   chromeos::WallpaperInfo info;
 
   if (wallpaper_manager->GetLoggedInUserWallpaperInfo(&info))
     dict->SetString("currentWallpaper", info.file);
 
 #if defined(GOOGLE_CHROME_BUILD)
   dict->SetString("manifestBaseURL", kWallpaperManifestBaseURL);
 #endif
 
+  Profile* profile = Profile::FromBrowserContext(browser_context());
+  std::string app_name(
+      profile->GetPrefs()->GetString(prefs::kCurrentWallpaperAppName));
+  if (!app_name.empty())
+    dict->SetString("wallpaperAppName", app_name);
+
   dict->SetBoolean("isOEMDefaultWallpaper", IsOEMDefaultWallpaper());
   dict->SetString("canceledWallpaper",
                   wallpaper_api_util::kCancelWallpaperMessage);
   return true;
 }
 
 WallpaperPrivateSetWallpaperIfExistsFunction::
     WallpaperPrivateSetWallpaperIfExistsFunction() {}
 
 WallpaperPrivateSetWallpaperIfExistsFunction::
@@ skipping 587 matching lines @@
                  this, file_list));
 }
 
 void WallpaperPrivateGetOfflineWallpaperListFunction::OnComplete(
     const std::vector<std::string>& file_list) {
   base::ListValue* results = new base::ListValue();
   results->AppendStrings(file_list);
   SetResult(results);
   SendResponse(true);
 }