Introduce ParallelDownloadJob.

content/browser/download/download_create_info.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 CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_CREATE_INFO_H_
 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_CREATE_INFO_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 92 matching lines @@
   std::string original_mime_type;
 
   // For continuing a download, the modification time of the file.
   // Storing as a string for exact match to server format on
   // "If-Unmodified-Since" comparison.
   std::string last_modified;
 
   // For continuing a download, the ETag of the file.
   std::string etag;
 
+  // If "Accept-Ranges:bytes" header presents in the response header.
+  bool accept_range;
+
  private:
   DISALLOW_COPY_AND_ASSIGN(DownloadCreateInfo);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_CREATE_INFO_H_