hg: jdk/sandbox: Fix issues when configured to use PlainSocketImpl

[alan.bateman at oracle.com]

Changeset: d8ed7335dadd
Author:    alanb
Date:      2019-02-09 19:16 +0000
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/d8ed7335dadd

Fix issues when configured to use PlainSocketImpl

! src/java.base/share/classes/java/net/AbstractPlainSocketImpl.java
! src/java.base/share/classes/java/net/HttpConnectSocketImpl.java
! src/java.base/share/classes/java/net/ServerSocket.java
! src/java.base/share/classes/java/net/Socket.java
! src/java.base/share/classes/java/net/SocketImpl.java
! src/java.base/share/classes/java/net/SocksSocketImpl.java