200     private BluetoothHeadset mBluetoothHeadset;  field in InCallScreen
524              mBluetoothHeadset = (BluetoothHeadset) proxy;
525              if (VDBG) log("- Got BluetoothHeadset: " + mBluetoothHeadset);
530              mBluetoothHeadset = null;
988         if (mBluetoothHeadset != null) {  in onDestroy()
989             mAdapter.closeProfileProxy(BluetoothProfile.HEADSET, mBluetoothHeadset);  in onDestroy()
990             mBluetoothHeadset = null;  in onDestroy()
4143         if (mBluetoothHeadset != null) {  in isBluetoothAvailable()
4144             List<BluetoothDevice> deviceList = mBluetoothHeadset.getConnectedDevices();  in isBluetoothAvailable()
4151                               mBluetoothHeadset.getConnectionState(device));  in isBluetoothAvailable()
4235             if (mBluetoothHeadset != null) {  in dumpBluetoothState()
4236                 List<BluetoothDevice> deviceList = mBluetoothHeadset.getConnectedDevices();  in dumpBluetoothState()
4242                         + mBluetoothHeadset.getConnectionState(device));  in dumpBluetoothState()