hg: jdk9/sandbox/langtools: Merge

[paul.sandoz at oracle.com]

Changeset: 4b7d90cca49c
Author:    psandoz
Date:      2015-09-02 21:23 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/4b7d90cca49c

Merge

- test/tools/javac/TestBootstrapMethodsCount.java
- test/tools/javac/lib/JavacTestingAbstractThreadedTest.java