hg: jdk/jdk11: 8206929: Check session context for TLS 1.3 session resumption

[adam.petcher at oracle.com]

Changeset: a0de9a3a6766
Author:    apetcher
Date:      2018-07-17 13:04 -0400
URL:       http://hg.openjdk.java.net/jdk/jdk11/rev/a0de9a3a6766

8206929: Check session context for TLS 1.3 session resumption
Summary: additional checks to prevent TLS 1.3 sessions from being resumed when they shouldn't
Reviewed-by: xuelei

! src/java.base/share/classes/sun/security/ssl/PostHandshakeContext.java
! src/java.base/share/classes/sun/security/ssl/PreSharedKeyExtension.java
! src/java.base/share/classes/sun/security/ssl/SSLSessionImpl.java
+ test/jdk/sun/security/ssl/SSLSessionImpl/ResumeChecksClient.java
+ test/jdk/sun/security/ssl/SSLSessionImpl/ResumeChecksServer.java