Added a timezone policy and pyauto tests for it.

Relanding this CL
  https://chromiumcodereview.appspot.com/10827050/
after a memory leak was fixed in the master.

TBR=darin@chromium.org
BUG=chromium-os:27206
TEST=
Test active policy:
1. Set the timezone policy to X.
2. Login, set timezone to Y (!= X)
3. Logout, check that the timezone is reset to X

Test inactive policy:
1. Set the timezone policy to X.
2. Login, set timezone to Y (!= X)
3. Logout, check that the timezone is still Y


Review URL: https://chromiumcodereview.appspot.com/10832222

git-svn-id: http://src.chromium.org/svn/trunk/src/chrome/browser/policy/proto@151884 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
1 file changed