[8u20] approval request for 8043930: TypeError when attemping to create an instance of non-public class could be better

[A. Sundararajan]

Hi,

Please approve backport of fix for 8043930: TypeError when attemping to 
create an instance of non-public class could be better from jdk9 to 
jdk8u-dev.

Webrev: cr.openjdk.java.net/~sundar/8043930/
jdk9 review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2014-May/003013.html
jdk9 changeset: http://hg.openjdk.java.net/jdk9/dev/nashorn/rev/068b13565a57

Thanks
-Sundar