* Add dispatchAudioModeChanged() in CachedBluetoothDeviceManager for notify
CacheBluetoothDevice to update their summary
* Add 5 combination that used to show the summary of CacheBluetoothDevice
case 1: device battery not unknown and is a active device
ex: show summary as "Active, 100% battery"
case 2: device battery unkonwn and is a active device
ex: show summary as "Active"
case 3: device battery not unknown and not a active device
ex: show summary as "100% battery"
case 4: device battery unkonwn and not a active device
ex: not show the summary
case 5: device is in bonding state
ex: show summary as "Pairing..."
Bug: 78318415
Test: make -j50 RunSettingsLibRoboTests
Change-Id: I70bf5386ff045ef4f07fb86fbdc8b943befc634c
f050932e2a