hg: valhalla/valhalla/langtools: Forgot to hg add tests

[maurizio.cimadamore at oracle.com]

Changeset: 35edb8f7ce32
Author:    mcimadamore
Date:      2015-11-19 11:00 +0000
URL:       http://hg.openjdk.java.net/valhalla/valhalla/langtools/rev/35edb8f7ce32

Forgot to hg add tests

+ test/tools/javac/diags/examples/RecursiveValueType.java
+ test/tools/javac/valhalla/values/CheckCyclicMembership.java
+ test/tools/javac/valhalla/values/CheckCyclicMembership.out
+ test/tools/javac/valhalla/values/CheckNullAssign.java
+ test/tools/javac/valhalla/values/CheckNullAssign.out