Preheat oven to 350°.
To prepare chips, combine first 4 ingredients. Arrange pita wedges in a single layer on a baking sheet. Lightly coat pita wedges with cooking spray; sprinkle evenly with rosemary mixture. Lightly recoat pita wedges with cooking spray. Bake at 350° for 20 minutes or until golden.
To prepare dip, cook bacon in a small saucepan over medium heat until crisp. Remove bacon from pan with a slotted spoon; set aside. Add garlic to drippings in pan; cook 1 minute, stirring frequently. Add broth and beans; bring to a boil. Reduce heat, and simmer, uncovered, 10 minutes.
Combine bean mixture, onions, and remaining ingredients in a food processor, and process until smooth. Spoon mixture into a bowl; stir in 1 tablespoon reserved bacon. Sprinkle dip with remaining bacon just before serving. Serve with pita chips.