private long getSizeFromEvictionStats(LocalRegion region) {
    long result = region.getEvictionCounter();
    // region.getCache().getLogger().info("DEBUG evictionSize=" + result);
    return result;
  }
A test of the when we will use the object sizer to determine the actual size of objects wrapped
in CacheDeserializables.



TODO - I was intending to add tests that have an index and object sizer, but it appears we don't
support indexes on regions with overflow to disk.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/SizingFlagDUnitTest.java