gdata: Fix "save as pdf" to work on Google Drive.

chrome/browser/chromeos/gdata/gdata_system_service.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_system_service.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/gdata/drive_webapps_registry.h"
+#include "chrome/browser/chromeos/gdata/file_write_helper.h"
 #include "chrome/browser/chromeos/gdata/gdata_contacts_service.h"
 #include "chrome/browser/chromeos/gdata/gdata_documents_service.h"
 #include "chrome/browser/chromeos/gdata/gdata_download_observer.h"
 #include "chrome/browser/chromeos/gdata/gdata_file_system.h"
 #include "chrome/browser/chromeos/gdata/gdata_file_system_proxy.h"
 #include "chrome/browser/chromeos/gdata/gdata_sync_client.h"
 #include "chrome/browser/chromeos/gdata/gdata_uploader.h"
 #include "chrome/browser/chromeos/gdata/gdata_util.h"
 #include "chrome/browser/download/download_service.h"
 #include "chrome/browser/download/download_service_factory.h"
@@ skipping 40 matching lines @@
       cache_root,
       blocking_task_runner_);
   uploader_.reset(new GDataUploader(docs_service()));
   webapps_registry_.reset(new DriveWebAppsRegistry);
   file_system_.reset(new GDataFileSystem(profile_,
                                          cache(),
                                          docs_service(),
                                          uploader(),
                                          webapps_registry(),
                                          blocking_task_runner_));
+  file_write_helper_.reset(new FileWriteHelper(file_system()));
   download_observer_.reset(new GDataDownloadObserver(uploader(),
                                                      file_system()));
   sync_client_.reset(new GDataSyncClient(profile_, file_system(), cache()));
   contacts_service_.reset(new GDataContactsService(profile_));
 
   sync_client_->Initialize();
   file_system_->Initialize();
   cache_->RequestInitializeOnUIThread();
 
   content::DownloadManager* download_manager =
     g_browser_process->download_status_updater() ?
         BrowserContext::GetDownloadManager(profile_) : NULL;
   download_observer_->Initialize(
       download_manager,
       cache_->GetCacheDirectoryPath(
           GDataCache::CACHE_TYPE_TMP_DOWNLOADS));
 
   AddDriveMountPoint();
   contacts_service_->Initialize();
 }
 
 void GDataSystemService::Shutdown() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   RemoveDriveMountPoint();
 
   // Shut down the member objects in the reverse order of creation.
   contacts_service_.reset();
   sync_client_.reset();
   download_observer_.reset();
+  file_write_helper_.reset();
   file_system_.reset();
   webapps_registry_.reset();
   uploader_.reset();
   documents_service_.reset();
 }
 
 void GDataSystemService::AddDriveMountPoint() {
   if (!gdata::util::IsGDataAvailable(profile_))
     return;
 
@@ skipping 74 matching lines @@
       g_test_cache_root ? FilePath(*g_test_cache_root) :
                           GDataCache::GetCacheRootPath(profile);
   delete g_test_cache_root;
   g_test_cache_root = NULL;
 
   service->Initialize(documents_service, cache_root);
   return service;
 }
 
 }  // namespace gdata