And whereas it is expedient to amend and simplify the Laws now in force relating to Depredations committed on the River Thames, and in the Docks and Creeks adjacent thereto ; be it enacted, That from the passing of this Act an Act passed in the Second Year of the Reign of King George the. Third, intituled An Act to prevent the committing of Thefts and Frauds by Persons navigating Bum-boats and other Boats upon the River Thames, shall be repealed.