Remove WallpaperManager dependency on Cryptohome.

chrome/browser/chromeos/extensions/wallpaper_api.cc

 // Copyright 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_api.h"
 
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 106 matching lines @@
 bool WallpaperSetWallpaperFunction::RunAsync() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   params_ = set_wallpaper::Params::Create(*args_);
   EXTENSION_FUNCTION_VALIDATE(params_);
 
   // Gets account id from the caller, ensuring multiprofile compatibility.
   const user_manager::User* user = GetUserFromBrowserContext(browser_context());
   account_id_ = user->GetAccountId();
   chromeos::WallpaperManager* wallpaper_manager =
       chromeos::WallpaperManager::Get();
-  wallpaper_files_id_ = wallpaper_manager->GetFilesId(*user);
+  wallpaper_files_id_ = wallpaper_manager->GetFilesId(account_id_);
 
   if (params_->details.data) {
     StartDecode(*params_->details.data);
   } else if (params_->details.url) {
     GURL wallpaper_url(*params_->details.url);
     if (wallpaper_url.is_valid()) {
       g_wallpaper_fetcher.Get().FetchWallpaper(
           wallpaper_url,
           base::Bind(&WallpaperSetWallpaperFunction::OnWallpaperFetched, this));
     } else {
@@ skipping 126 matching lines @@
     const std::string& response) {
   if (success) {
     params_->details.data.reset(
         new std::vector<char>(response.begin(), response.end()));
     StartDecode(*params_->details.data);
   } else {
     SetError(response);
     SendResponse(false);
   }
 }