Notwithstanding anything in this Act, the Parliament of Canada may make Provision for the Uniformity of all or any of the Laws relative to Property and Civil Rights in Ontario, Nova Scotia, and New Brunswick, and of the Procedure of all or any of the Courts in those Three Provinces, and from and after the passing of any Act in that Behalf the Power of the Parliament of Canada to make Laws in relation to any Matter comprised in any such Act shall, notwithstanding anything in this Act, be unrestricted; but any Act of the Parliament of Canada making Provision for such Uniformity shall not have effect in any Province unless and until it is adopted and enacted as Law by the Legislature thereof.