Add a remote call addBluetoothDevice() using AIDL. This was needed because onBind() is only called once. Bug: 23219556 Bug: 23760886 Change-Id: Id7554ca55d596352d11dbd6ae3e403138a29c864 Signed-off-by: Phil Burk <philburk@google.com> (cherry picked from commit 7cd06c0b9e087a555d2c5dd4cab5b7eac8497526)