private void destroyEntriesAndClearDestroyedKeysSet() {
    ImageState imageState = getImageState();
    Iterator iterator = imageState.getDestroyedEntries();
    while (iterator.hasNext()) {
      Object key = iterator.next();
      // destroy the entry which has value Token.DESTROYED
      // If it is Token.DESTROYED then only destroy it.
      entries.removeIfDestroyed(key);
    }
  }
removes any destroyed entries from the region and clear the destroyedKeys assert: Caller must
be holding writeLock on is
geode-core/src/main/java/org/apache/geode/internal/cache/LocalRegion.java