Merge "audio policy: remove useless warning"

        devices = availableOutputDevices.getDevicesFromType(AUDIO_DEVICE_OUT_TELEPHONY_TX);

        break;

    case STRATEGY_NONE:

        // Happens when internal strategies are processed ("rerouting", "patch"...)

        break;

    default:

        ALOGW("getDevicesForStrategy() unknown strategy: %d", strategy);

        ALOGW("%s unknown strategy: %d", __func__, strategy);

        break;

    }

    if (devices.isEmpty()) {

        ALOGV("getDevicesForStrategy() no device found for strategy %d", strategy);

        ALOGV("%s no device found for strategy %d", __func__, strategy);

        sp<DeviceDescriptor> defaultOutputDevice = getApmObserver()->getDefaultOutputDevice();

        if (defaultOutputDevice != nullptr) {

            devices.add(defaultOutputDevice);

        }

        ALOGE_IF(devices.isEmpty(),

                 "getDevicesForStrategy() no default device defined");

                 "%s no default device defined", __func__);

    }

    ALOGVV("getDevices ForStrategy() strategy %d, device %s",

    ALOGVV("%s strategy %d, device %s", __func__,

           strategy, dumpDeviceTypes(devices.types()).c_str());

    return devices;

}