[8u] approval request for 8135332: ScriptFunction constructor should use is bound and is strict check rather than checking for 'arguments' and 'caller'

[Sundararajan Athijegannathan]

Please approve.

Bug: https://bugs.openjdk.java.net/browse/JDK-8135332
jdk8u webrev: http://cr.openjdk.java.net/~sundar/8135332/8u/webrev.00/
jdk9 review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2015-September/005195.html

Backported 'as is' except for modular source layout difference.

Thanks,
-Sundar