Heat gas or charcoal grill. In small bowl, stir together white barbecue sauce ingredients; cover and refrigerate until serving time.
Wrap each chicken breast with 2 slices bacon, stretching bacon to cover as much of the breast as possible; secure ends of bacon to chicken with toothpicks. Sprinkle both sides with barbecue seasoning.
Place chicken on grill over medium heat. Cover grill; cook 5 minutes. Brush with 2 tablespoons of the barbecue sauce. Cook 5 to 7 minutes longer or until juice of chicken is clear when center of thickest part is cut (170°F). Turn chicken; brush with remaining barbecue sauce. Serve chicken topped with white barbecue sauce.