@Override
  @VisibleForTesting
  public boolean removeCacheServer(CacheServer cacheServer) {
    boolean removed = allCacheServers.remove(cacheServer);
    sendRemoveCacheServerProfileMessage();
    return removed;
  }
For use by unit tests to inject a mocked ccpTimer
geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java