hg: nashorn/jdk8/nashorn: 8015693: reduce NodeLiteralNode to NullLiteralNode

[attila.szegedi at oracle.com]

Changeset: 818946884410
Author:    attila
Date:      2013-05-31 12:56 +0200
URL:       http://hg.openjdk.java.net/nashorn/jdk8/nashorn/rev/818946884410

8015693: reduce NodeLiteralNode to NullLiteralNode
Reviewed-by: jlaskey, lagergren

! src/jdk/nashorn/internal/ir/LiteralNode.java