Mobbuild: Create mobbuild user.

Adding a new user to run mobbuild processes.

BUG=chromium:414494
TEST=(1) Can kick off processes as mobbuild and can ssh in as mobbuild using
         authorized keys.
     (2) security_AccountsBaseline passes.

Change-Id: Icf8386c4fa5610a1ddc45da062a4223d5f46e472
Reviewed-on: https://chromium-review.googlesource.com/222254
Commit-Queue: Prathmesh Prabhu <pprabhu@chromium.org>
Tested-by: Prathmesh Prabhu <pprabhu@chromium.org>
Reviewed-by: Simran Basi <sbasi@chromium.org>
2 files changed
tree: 2331f788064d99f8178c1b87dc9011d5467d0224
  1. eclass/
  2. metadata/
  3. profiles/