*Tongue planted firmly in cheek*
They won't need to start building for another 3 years. By then, Galactic Starcruiser will have had every Star Wars fan of means visit at least once. Based upon the reviews, it's unlikely a recurring visit, so they'll run out of customers (and, in fact, you can see that happening now with the number of cancelled "voyages"). It would make sense for DVD to snatch up this property, convert the dining room into a signature dining experience, and then put it to 100% occupancy as a themed
DVC resort.
*or, maybe not tongue planted firmly in cheek*