base

Bluetooth: Fix setting app stoped when unpair device

Revert gerrit: Bluetooth DUT discovery the correct adapter name.
If set alias name as null, later it will call setAlias function,
it does't check input string and call function getBytes() on the
null object.

Change-Id: If960a624c62432d56e03dde887a1b6e4a16340ab
CRs-Fixed: 1105318