[8u60] Request for approval for JDK-8071928, JDK-8073846, JDK-8049300

[Hannes Wallnoefer]

Please approve backport of JDK-8071928, JDK-8073846, and JDK-8049300 to 
8u60:

Bug: https://bugs.openjdk.java.net/browse/JDK-8071928
Webrev: http://cr.openjdk.java.net/~hannesw/8071928/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-April/004444.html

Bug: https://bugs.openjdk.java.net/browse/JDK-8073846
Webrev: http://cr.openjdk.java.net/~hannesw/8073846/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-April/004444.html

Bug: https://bugs.openjdk.java.net/browse/JDK-8049300
Webrev: http://cr.openjdk.java.net/~mhaupt/8049300/webrev.01/
Review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-May/004559.html

All changes apply cleanly to 8u-dev after path reshuffling.

Thanks,
Hannes