The nominee, Phillip A. Washington, who has yet to receive a confirmation hearing, has drawn scrutiny over his aviation experience and his involvement in a corruption inquiry.
Alex Villanueva’s combative approach has antagonized many officials and spurred an extraordinary ballot measure that would allow county leaders to oust him.
Ms. Bryant had sued Los Angeles County over the sharing of photos of human remains from the helicopter crash that killed her husband Kobe Bryant, her daughter and seven others. Another plaintiff was awarded $15 million.