When Rosie O’Donnell made her triumphant return to “The View” in September, she promised a calmer version of the host who previously fled the program in 2007 after a single season. But O’Donnell’s unhappiness at “The View” led her to announce on Friday, via a story in the New York Post’s Page Six section, that she was exiting the show after five months. ABC executives agreed to release her early from a 11-month contract, estimated to be worth $5 million. In a brief interview with “Entertainment Tonight” over the weekend, O’Donnell attributed her departure to a desire to focus on...