In Chula Vista, everybody has a story about the mall. Even Mayor John McCann frequently recalls dreaded childhood trips to the Sears department store that once anchored the 64-year-old Chula Vista Center on the city’s urbanizing west side. McCann, who grew up in Chula Vista, says he remembers his mom saying after church on Sundays, “I need to pop into Sears a few minutes.” Hours later, McCann still would be dragging along as his mother browsed…