It was a little surprising to me that Tim Burton had never made a boy-and-his-dog story before, so much so, in fact, that I looked this up only to find that he had made “Frankenweenie” in 1984 as a live-action short film. Twenty-eight years later and you can tell that this story, now in animated form, is still a passion project. Victor (Charlie Tahan) is a lanky, dark-haired high-school loner who prefers making 8mm movies and working on