tree 518769887ffde76a32cf24a3a988d0c7b91d62f5
parent 21c6b03e892d0b67ba77824185b4fccd5b59799a
author Ryan Cui <rcui@chromium.org> 1343334814 -0700
committer Gerrit <chrome-bot@google.com> 1343669194 -0700

Add upgrade hooks to support removing chrome projects from manifest.

See the bug for details.

BUG=chromium-os:32963.
TEST=Locally, remote trybots.

Change-Id: I33f5c42b36f3e06139036c299c2fc2c2ff026411
Reviewed-on: https://gerrit.chromium.org/gerrit/28543
Reviewed-by: David James <davidjames@chromium.org>
Commit-Ready: Ryan Cui <rcui@chromium.org>
Tested-by: Ryan Cui <rcui@chromium.org>