hg: jdk/sandbox: Disallow mixing of platform and custom SocketImpls

[alan.bateman at oracle.com]

Changeset: d70fc9bc1430
Author:    alanb
Date:      2019-03-11 19:53 +0000
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/d70fc9bc1430

Disallow mixing of platform and custom SocketImpls

! src/java.base/share/classes/java/net/AbstractPlainSocketImpl.java
! src/java.base/share/classes/java/net/ServerSocket.java
! src/java.base/share/classes/sun/net/PlatformSocketImpl.java
! src/java.base/share/classes/sun/nio/ch/NioSocketImpl.java
- test/jdk/java/net/SocketImpl/BadSocketImpls.java
! test/jdk/java/net/SocketImpl/SocketImplCombinations.java