170. The Société de transport de Longueuil succeeds to the rights and obligations of the municipality of Saint-Bruno with respect to any public bus transportation contract entered into by that municipality. Notwithstanding any provision to the contrary, a carrier party to such a contract may, without further authorization, continue in accordance with the contract to transport persons for remuneration in the territory of the Société de transport de Longueuil until the end of the contract.