gdata: Move ownership of GDataCache to GDataSystemService

chrome/browser/chromeos/gdata/gdata_download_observer.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/chromeos/gdata/gdata_download_observer.h"
 
 #include "base/file_util.h"
 #include "chrome/browser/chromeos/gdata/gdata_system_service.h"
 #include "chrome/browser/chromeos/gdata/gdata_upload_file_info.h"
 #include "chrome/browser/chromeos/gdata/gdata_uploader.h"
@@ skipping 104 matching lines @@
     gdata::GDataSystemService* system_service =
         gdata::GDataSystemServiceFactory::GetForProfile(
             profile ? profile : ProfileManager::GetDefaultProfile());
     DCHECK(system_service);
 
     // If we're trying to download a file into gdata, save path in external
     // data.
     SetDownloadParams(gdata_path, download);
 
     const FilePath gdata_tmp_download_dir =
-        system_service->file_system()->GetCacheDirectoryPath(
+        system_service->cache()->GetCacheDirectoryPath(
             gdata::GDataCache::CACHE_TYPE_TMP_DOWNLOADS);
 
     // Swap the gdata path with a local path. Local path must be created
     // on the FILE thread.
     FilePath* gdata_tmp_download_path(new FilePath());
     BrowserThread::GetBlockingPool()->PostTaskAndReply(FROM_HERE,
         base::Bind(&gdata::GDataDownloadObserver::GetGDataTempDownloadPath,
                    gdata_tmp_download_dir,
                    gdata_tmp_download_path),
         base::Bind(&SubstituteGDataDownloadPathHelper,
@@ skipping 250 matching lines @@
     return;
   }
   DVLOG(1) << "Completing upload for download ID " << download_id;
   DownloadItem* download_item = iter->second;
   UploadingExternalData* upload_data = GetUploadingExternalData(download_item);
   DCHECK(upload_data);
   upload_data->CompleteDownload();
 }
 
 }  // namespace gdata