Files.app: Add an private API to get a download URL

chrome/browser/drive/drive_api_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_
 #define CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 83 matching lines @@
       const google_apis::ChangeListCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback GetRemainingFileList(
       const GURL& next_link,
       const google_apis::FileListCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback GetFileResource(
       const std::string& resource_id,
       const google_apis::FileResourceCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback GetShareUrl(
       const std::string& resource_id,
       const GURL& embed_origin,
-      const google_apis::GetShareUrlCallback& callback) OVERRIDE;
+      const google_apis::GetUrlCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback GetAboutResource(
       const google_apis::AboutResourceCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback GetAppList(
       const google_apis::AppListCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback DeleteResource(
       const std::string& resource_id,
       const std::string& etag,
       const google_apis::EntryActionCallback& callback) OVERRIDE;
   virtual google_apis::CancelCallback TrashResource(
       const std::string& resource_id,
@@ skipping 85 matching lines @@
   google_apis::DriveApiUrlGenerator url_generator_;
   google_apis::GDataWapiUrlGenerator wapi_url_generator_;
   const std::string custom_user_agent_;
 
   DISALLOW_COPY_AND_ASSIGN(DriveAPIService);
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_DRIVE_DRIVE_API_SERVICE_H_