Datagram socket leak

[Alan Bateman]

Michael McMahon wrote:
> Sigh. Hopefully this is the last webrev.
>
> http://cr.openjdk.java.net/~michaelm/7085981/webrev.4/
>
> Socket.java changed from last one. If there's no objection
> I'll push this version.
>
> - Michael.
DatagramSocket(SocketAddress) creates an unbound socket if the parameter 
is null. If I read the changes correctly then it will close it for this 
case. I think the try/finally needs to be narrowed to just the bind. 
Same thing in MulticastSocket.

-Alan.