presto-main/src/main/java/io/prestosql/operator/aggregation/arrayagg/LegacyArrayAggregationGroupState.java/LegacyArrayAggregationGroupState/ensureCapacity
class LegacyArrayAggregationGroupState:    @Override
    public void ensureCapacity(long size)
    {
        blockBuilders.ensureCapacity(size);
    }