RFR:JDK-8186807:JSObject gets ScriptFunction when ScriptObjectMirror is expected

[Priya Lakshmi Muthuswamy]

Hi,

Please review JDK-8186807: JSObject gets ScriptFunction when 
ScriptObjectMirror is expected

JBS: https://bugs.openjdk.java.net/browse/JDK-8186807
webrev: http://cr.openjdk.java.net/~pmuthuswamy/8186807/webrev.00/

Thanks,
Priya