public static DropwizardMeterRegistry newRegistry(MetricRegistry registry) {
        return newRegistry(registry, DEFAULT_NAME_MAPPER);
    }
Returns a newly-created {@link DropwizardMeterRegistry} instance with the specified
{@link MetricRegistry} and the default {@link HierarchicalNameMapper}.
core/src/main/java/com/linecorp/armeria/common/metric/DropwizardMeterRegistries.java