am 0899e8bc: am baf3869b: Merge "Fix up handling of null fields in DownloadManager." into gingerbread

Merge commit '0899e8bc9dc44249d6be016bed71a9ecee56f132'

* commit '0899e8bc9dc44249d6be016bed71a9ecee56f132':
  Fix up handling of null fields in DownloadManager.