Merge "Telecom: Don't connect bluetooth audio when incoming call is answered."

    public void onIncomingCallAnswered(Call call) {

        int route = mAudioState.route;

        // We do two things:

        // (1) If this is the first call, then we can to turn on bluetooth if available.

        // (2) Unmute the audio for the new incoming call.

        boolean isOnlyCall = CallsManager.getInstance().getCalls().size() == 1;

        if (isOnlyCall && mBluetoothManager.isBluetoothAvailable()) {

            mBluetoothManager.connectBluetoothAudio();

            route = AudioState.ROUTE_BLUETOOTH;

        }

        // BT stack will connect audio upon receiving active call state.

        // We unmute the audio for the new incoming call.

        setSystemAudioState(false /* isMute */, route, mAudioState.supportedRouteMask);

        if (mContext == null) {