private static List<Tuple2<String, Double>> buildPercentileList(Histogram histogram) {
        List<Tuple2<String, Double>> prefixAndValues = new ArrayList<>(2);
        prefixAndValues.add(new Tuple2<>("95", histogram.getValueAtPercentile(95.0d)));
        prefixAndValues.add(new Tuple2<>("99", histogram.getValueAtPercentile(99.0d)));
        return prefixAndValues;
    }
Convert simple metrics snapshots into jdisc state snapshots.

@author arnej27959
container-core/src/main/java/com/yahoo/metrics/simple/jdisc/SnapshotConverter.java