public object WatchCurrentPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback, GeolocationOptions options)
 {
     return(null);
 }
 public void GetCurrentPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback, GeolocationOptions options)
 {
 }
 public object WatchPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback, GeolocationOptions options)
 {
     return null;
 }
 public void GetCurrentPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback, GeolocationOptions options)
 {
 }
 public object WatchCurrentPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback)
 {
     return null;
 }
 public object WatchPosition(GeolocationSuccessCallback successCallback, GeolocationErrorCallback errorCallback)
 {
     return(null);
 }