func (p *nasDatastoreMountProcessor) diffOldNew() []string {
	return p.diff(p.oldHSIDs, p.newHSIDs)
}
func (p *nasDatastoreMountProcessor) diffOldNew() []string {
	return p.diff(p.oldHSIDs, p.newHSIDs)
}
func ( p * nasDatastoreMountProcessor ) diffOldNew ( ) [ ] string { return p . diff ( p . oldHSIDs , p . newHSIDs ) }
// diffOldNew returns any elements of old that were missing in new.
diffOldNew returns any elements of old that were missing in new .