public StatisticsMonitor removeStatistic(final StatisticId statId) {
    if (statId == null) {
      throw new NullPointerException("StatisticId is null");
    }
    statisticIds.remove(statId);
    return this;
  }
TODO: define another addStatistic for StatisticDescriptor which will enable static monitoring
that will fire for all instances even ones that may not yet be created at the time this monitor
is defined

@since GemFire 7.0
geode-core/src/main/java/org/apache/geode/internal/statistics/StatisticsMonitor.java