With a little over two months remaining before the Consumer Financial Protection Bureau is scheduled to formally take over the sprawling smorgasbord of federal mortgage responsibilities, the lack of a director for the controversial new agency could hinder the CFPB’s launch. Republicans on Capitol Hill have stepped up their campaign to restructure the agency before it gets off the ground. The House Financial Services Committee this week is scheduled to mark up several bills that would impose a five-member commission to oversee the CFPB, rather than a single director, and delay its takeover of the Real Estate Settlement Procedures Act, Truth in Lending Act and other consumer protection laws until...