HOLLYWOOD -- Sunday night, and it's time for "Masterpiece ... " Hold on. Where's the triumphal fanfare? Where's the snorkler's eye view of the library, the books and the statues? Where's Alistair Cooke in a Chippendale chair? Russell Baker in a tweedy jacket?As of this Sunday, "Masterpiece Theatre" will arrive in, as marketers like to say, a totally new package. Instead of the familiar journalists who hosted the dramas for 33 of the series' 37 years, viewers will see russet-haired actress Gillian Anderson ("Bleak House," "The X-Files") posed against a crimson, minimalist background. There will be new theme music. Pages …