Chris McCumber is the latest longtime executive at NBCUniversal to depart amid the wide-scale restructuring at NBCUniversal. On Tuesday, Frances Berwick laid out the leadership team for her Entertainment Business unit, which will be in charge of programming strategy and content spend across all of NBCU’s networks. In the new structure, Jeff Bader will be in charge of program planning for all six of NBCU’s cable entertainment networks, in addition to his current role with the NBC broadcast network. Last month, Berwick was named the head of NBCU’s new Entertainment Business unit, which will be in charge of programming strategy and content spend across all of NBCU’s networks. The move…