protected bool Equals(SubjectMethodExistsForDuckProxySubject other)
 {
     return(base.Equals(other) && _realSubjectType == other._realSubjectType);
 }
 protected bool Equals(SubjectMethodExistsForDuckProxySubject other)
 {
     return base.Equals(other) && _realSubjectType==other._realSubjectType;
 }