hg: jdk9/dev/langtools: 2 new changesets

[lana.steuck at oracle.com]

Changeset: dd5907bca0a4
Author:    lana
Date:      2016-04-21 12:57 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/dd5907bca0a4

Added tag jdk-9+115 for changeset 31c8b18fdc5b

! .hgtags

Changeset: ddd1734b81ac
Author:    lana
Date:      2016-04-21 13:37 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/ddd1734b81ac

Merge

- test/tools/javac/SerialWarn.java
- test/tools/javac/SerialWarn.out
- test/tools/javac/positions/T6253161.java
- test/tools/javac/positions/T6253161.out
- test/tools/javac/positions/T6253161a.java
- test/tools/javac/positions/T6253161a.out