This works for me, however, instead of looking for the device `TPPS/2 Elan Trackpoint`, I had to use the id of `TrackPoint Keyboard 2`. The downside of this fix is that pasting with the middle button does not work anymore.
D. Stern, R. Herbrich, and T. Graepel. Proceedings of the 18th international conference on World wide web, page 111--120. New York, NY, USA, ACM, (2009)
J. Pedro, and S. Siersdorfer. WWW '09: Proceedings of the 18th international conference on World wide web, page 771--780. New York, NY, USA, ACM, (2009)