tree 0e7fc05d25f25b7a48983774fbfa87bc203e346a
parent 88579e2558b95107c3179060cc4ec93b33fe1ff5
author jackqdyulei <jackqdyulei@google.com> 1510857943 -0800
committer jackqdyulei <jackqdyulei@google.com> 1511304275 -0800

Update ConnectedDeviceGroupController

Get the PreferenceGroup there and add/remove preference
through the callback

Also add ConnectedBluetoothDeviceUpdater which only filter
the connected device.

Bug: 69333961
Test: RunSettingsRoboTests

Change-Id: Ia2ab6b6708329227929d6fe442df3a8d45bf86f5