Wait for initial ownership and reset signals in login_OwnershipRetaken test

BUG=chromium-os:17660
TEST=login_OwnershipRetaken turns green
R=cmasone@chromium.org

Change-Id: I2d72eb9074790b111c4a0c0b1b1617862fcf5cd9
Reviewed-on: http://gerrit.chromium.org/gerrit/4209
Tested-by: Mattias Nissler <mnissler@chromium.org>
Reviewed-by: Chris Masone <cmasone@chromium.org>
1 file changed