Use new API to download blobs from Google Drive.

chrome/browser/chromeos/drive/drive_integration_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/drive/drive_integration_service.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
@@ skipping 220 matching lines @@
   ProfileOAuth2TokenService* oauth_service =
       ProfileOAuth2TokenServiceFactory::GetForProfile(profile);
 
   if (test_drive_service) {
     drive_service_.reset(test_drive_service);
   } else {
     drive_service_.reset(new DriveAPIService(
         oauth_service, g_browser_process->system_request_context(),
         blocking_task_runner_.get(),
         GURL(google_apis::DriveApiUrlGenerator::kBaseUrlForProduction),
-        GURL(google_apis::DriveApiUrlGenerator::kBaseDownloadUrlForProduction),
         GURL(google_apis::DriveApiUrlGenerator::kBaseThumbnailUrlForProduction),
         GetDriveUserAgent()));
   }
   scheduler_.reset(new JobScheduler(
       profile_->GetPrefs(),
       logger_.get(),
       drive_service_.get(),
       blocking_task_runner_.get()));
   metadata_storage_.reset(new internal::ResourceMetadataStorage(
       cache_root_directory_.Append(kMetadataDirectory),
@@ skipping 391 matching lines @@
         profile, preference_watcher,
         NULL, std::string(), base::FilePath(), NULL);
   } else {
     service = factory_for_test_->Run(profile);
   }
 
   return service;
 }
 
 }  // namespace drive