gdata: Stop getting GDataUploader via GDataSystemService

chrome/browser/chromeos/gdata/gdata_uploader.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_uploader.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 13 matching lines @@
 // Google Documents List API requires uploading in chunks of 512kB.
 const int64 kUploadChunkSize = 512 * 1024;
 
 // Maximum number of times we try to open a file before giving up.
 const int kMaxFileOpenTries = 5;
 
 }  // namespace
 
 namespace gdata {
 
-GDataUploader::GDataUploader(GDataFileSystem* file_system,
-                             DocumentsServiceInterface* documents_service)
-  : file_system_(file_system),
+GDataUploader::GDataUploader(DocumentsServiceInterface* documents_service)
+  : file_system_(NULL),
     documents_service_(documents_service),
     next_upload_id_(0),
     ALLOW_THIS_IN_INITIALIZER_LIST(uploader_factory_(this)) {
 }
 
 GDataUploader::~GDataUploader() {
 }
 
 int GDataUploader::UploadFile(scoped_ptr<UploadFileInfo> upload_file_info) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
@@ skipping 346 matching lines @@
   if (!callback.is_null())
     callback.Run(error, upload_file_info.Pass());
 }
 
 void GDataUploader::RemoveUpload(int upload_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   pending_uploads_.erase(upload_id);
 }
 
 }  // namespace gdata