Fix crash when cleaning up WifiScanner client before Wifi enabled am: 3040b86393
am: e8f7d4ab15

Change-Id: I9869f21f6a1e24ab26692366e8f299eda6bce7c9
tree: 8cdf70839684b8977a3fdb1f084c613fb91ed5cf
  1. service/
  2. tests/