private void invalidateNewEntry(EntryEventImpl event, final LocalRegion owner, RegionEntry newRe)
      throws RegionClearedException {
    processVersionTag(newRe, event);
    event.putNewEntry(owner, newRe);
    owner.recordEvent(event);
    owner.updateSizeOnCreate(event.getKey(), event.getNewValueBucketSize());
  }
If an entry is already invalid we still want to perform a conflict check, update
the entry's version stamp and invoke listeners.
geode-core/src/main/java/org/apache/geode/internal/cache/AbstractRegionMap.java