Review request for JDK-8079349: Eliminate dead code around Nashorn code generator

[Attila Szegedi]

Please review JDK-8079349 "Eliminate dead code around Nashorn code generator" 
at <http://cr.openjdk.java.net/~attila/8079349/webrev.00> for 
<https://bugs.openjdk.java.net/browse/JDK-8079349>

Thanks,
  Attila.