hg: jdk/sandbox: unixdomainchannels: update to spec and benchmarks

[michael.x.mcmahon at oracle.com]

Changeset: d5693be26a08
Author:    michaelm
Date:      2019-12-11 18:46 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/d5693be26a08

unixdomainchannels: update to spec and benchmarks

! src/java.base/share/classes/java/nio/channels/UnixDomainSocketAddress.java
! test/micro/org/openjdk/bench/java/net/SocketChannelCompare.java
! test/micro/org/openjdk/bench/java/net/SocketChannelConnectionSetup.java