On a Canon 5D2 (as with most Canon DSLRs), there are 5 standard "Picture Styles" (Camera Standard, Landscape, Portrait, Neutral and Faithful) and it is these 5 that Adobe attempts to mimic, NOT any user-created picture style.
Our previous conversation was in this thread:
http://forums.adobe.com/message/5172161#5172161
See post #6.