hg: jdk9/sandbox/langtools: Merge

[erik.joelsson at oracle.com]

Changeset: 92025dee5e48
Author:    erikj
Date:      2016-01-12 17:19 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/92025dee5e48

Merge

- test/tools/javac/util/context/T7021650.java
- test/tools/sjavac/ExclPattern.java