hg: jdk/sandbox: 8227720: Improve ExtendedSocketOptions initialization

[chris.hegarty at oracle.com]

Changeset: 065142ace8e9
Author:    redestad
Date:      2019-07-16 17:50 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/065142ace8e9

8227720: Improve ExtendedSocketOptions initialization
Reviewed-by: chegar, vtewari

! src/java.base/share/classes/sun/net/ext/ExtendedSocketOptions.java
! src/jdk.net/linux/classes/jdk/net/LinuxSocketOptions.java
! src/jdk.net/macosx/classes/jdk/net/MacOSXSocketOptions.java
! src/jdk.net/solaris/classes/jdk/net/SolarisSocketOptions.java