GitLab

Also removed some auth-related protobufs that we don't currenly use.

BUG=None
TEST=IT2Me still works.


Review URL: http://codereview.chromium.org/8351084

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@108759 0039d316-1c4b-4281-b951-d872f2087c98