OTTAWA — Canada’s highest court heard arguments Tuesday on whether a court in Canada can order a worldwide ban on websites appearing on Alphabet Inc.’s Google search engine, with counsel for Google arguing that such a ban would infringe on its free expression rights to rank its search results and devalue the quality of its search results. The case involves Equustek Solutions Inc., the plaintiff in a case that alleges its former distributors, Datalink Technologies Gateways Inc., have been designing and selling counterfeit versions of their...