Well in looking over the Honda website there is no 2010 VTX line at all, only 2008 & 2009 models listed. I searched and searched their news site and couldn't find any "official" word from Honda.
So, while unless they are holding off on announcing a 2010 model it seems obvious they have stopped making the VTX.
to bad there isn't enough people here to get together to set a world record of the longest parade line or any kind of line of VTX's, or Honda's for that matter, like these folks seem to have done: