hg: jdk9/sandbox/jdk: Merge

[erik.joelsson at oracle.com]

Changeset: 26d98e9fbe6b
Author:    erikj
Date:      2015-12-03 17:40 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/26d98e9fbe6b

Merge

- src/java.base/share/classes/sun/misc/Contended.java
- src/java.desktop/share/classes/sun/swing/plaf/synth/SynthIcon.java
- test/javax/sound/sampled/FileReader/AudioFileClose.java
- test/javax/sound/sampled/FileReader/ReadersExceptions.java
- test/javax/sound/sampled/FileReader/RepeatedFormatReader.java
- test/javax/sound/sampled/FileWriter/AlawEncoderSync.java
- test/javax/sound/sampled/FileWriter/WriterCloseInput.java
- test/sun/security/tools/jarsigner/warning.sh