Merge pull request #4325 from atom/download-item-cleanup
authorCheng Zhao <zcbenz@gmail.com>
Tue, 2 Feb 2016 12:36:54 +0000 (20:36 +0800)
committerCheng Zhao <zcbenz@gmail.com>
Tue, 2 Feb 2016 12:36:54 +0000 (20:36 +0800)
Cleanup DownloadItem related code


Trivial merge