Resident Evil: Umbrella Chronicals isn't going to be a survival adventure like the ones before it, but a shooter with a fixed path instead. I'm guessing that means that it is going to be like one of those arcade games with the guns that you don't control where you are going, but just shoot things.
Source: http://wii.ign.com/articles/778/778247p1.html
Source: http://wii.ign.com/articles/778/778247p1.html