RFR 8200181 [11] Remove superflous non-IPv4 code from Java_java_net_TwoStacksPlainSocketImpl_socketListen

[Alan Bateman]

On 23/03/2018 17:18, Chris Hegarty wrote:
> Given that JDK-8058965 removed the IPv6 support from
> TwoStacksPlainSocketImpl, the native socketListen method no longer
> needs to deal with the non-IPv4 code path. This simplifies the code,
> brings it in line with the unix variants, and removes a possible
> problematic code path that could close the socket without notifying
> the socket cleaner.
>
> http://cr.openjdk.java.net/~chegar/8200181.00/
> https://bugs.openjdk.java.net/browse/JDK-8200181
Looks good.