The ALMS Revised Race Report, signed at the bottom by the Race Director, Chief of IMSA Timing, and the Chairman of the Stewards indicates that the race was officially won by Bergmeister/Long. They signed it, so my guess is that they consider it a racing incident.
Here it is:
http://www.americanlemans.com/events/current/results/09%20Laguna%20FinalRace.pdf