[8u40] approval request for 8067136: BrowserJSObjectLinker does not handle call on JSObjects

[A. Sundararajan]

Please approve.

bug: https://bugs.openjdk.java.net/browse/JDK-8067136
jdk8u-dev webrev: http://cr.openjdk.java.net/~sundar/8067136/8u40/
jdk9 review thread: 
http://mail.openjdk.java.net/pipermail/nashorn-dev/2014-December/004000.html

Fix backported "as is" except for modular source layout changes in 8u-dev.

Thanks
-Sundar