tree bfe35ba06ec15e0113399832f0ff27a6897a471e
parent c782ebef8eb8abe99af8598bb98e47348f46c6b2
author Dave Borowitz <dborowitz@google.com> 1384381430 -0800
committer Dave Borowitz <dborowitz@google.com> 1384381430 -0800

Set path to null for archive link of root tree

Prior to this change, the archive link for the root tree was of the
form "revision/.ext"; this makes it "revision.ext", meaning the
archive of the root tree is identical to (the same URL and therefore
contents as) the archive of the commit.

Change-Id: Ied963a6ecb8c5c8b054c18b1f76e59d980c24938