In the scenario where grastate values cannot be found, we will set the
configmap to 'None' and log a warning.. This should also prevent a possible
type incompatibility issue in error scenario.
Change-Id: I0fb08b329a3fb05c65bead5781c84a592ae4c263
Signed-off-by: Tin Lam <tin@irrational.io>
01ccb0b861