an anomoly

over many a restaurant in France you read ,restaurant ,pizzeria ,bistro and salon de the all rolled into one ,get inside and pizzas ,salad nicoise ,soup de poisson are alive and well, but where are the pictures of the queen, william shakespeare, the trellis with roses , pots of pg tips ,earl grey, scones, teacake or cream teas. what is french salon de the ,I've been in in lots Establishments but never seen any sign of anything to do with tea as i know it, so what is this all about can anyone explain