successfully drain windows cells when rep is not running
successfully drain windows cells when rep is not running

[finishes #144866809]

Signed-off-by: Swetha Repakula <a5734a87406f5f357b62e206d655a02a4f6ee691@us.ibm.com>

cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release