try {
JAXBContext jc10 = JAXBContext.newInstance("com.topografix.gpx._1._0");
Unmarshaller unmarshaller = jc10.createUnmarshaller();
Object result = unmarshaller.unmarshal(file);
return new Gpx10( (com.topografix.gpx._1._0.Gpx)result );
} catch(Exception e) {
// Ignore.
}
// Try 1.1