public static Region openHRegion(final Region other, final CancelableProgressable reporter)
    throws IOException {
    return openHRegion((HRegion) other, reporter);
  }
Useful when reopening a closed region (normally for unit tests)
@param other    original object
@param reporter An interface we can report progress against.
@return new HRegion
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java