Princess Irina Walker involved in cockfighting? The daughter of the last king of Romania, was hobnobbing two years ago with European royalty in Bucharest to celebrate the 90th birthday of her regal father. On Friday, she and her husband — a former Oregon sheriff’s deputy — are expected to appear in court to face charges of running a cockfighting business on their ranch in Eastern Oregon. Government prosecutors say Irina and John Walker staged at least 10 cockfighting derbies between April 2012 and April 2013, bringing in as much as $2,000 a day. Blades were attached to the birds’ legs,…