Whether or not such a vehicle will be a convertible or a large sedan remains to be seen, but it will share the Zeta platform underpinning the upcoming Pontiac G8 and Chevrolet Camaro. The Velite name may not carry over.
In the same article, Clarke espoused Pontiac's goal of being a performance-oriented brand, while at the same time suggesting that all of Pontiac's products will not sport RWD. Clarke confirmed that a redesign of the FWD Vibe is in the works, and may be released as early as this year.
[Source: Car and Driver]