hg: jdk9/dev/nashorn: 8046201: Avoid repeated flattening of nested ConsStrings

[hannes.wallnoefer at oracle.com]

Changeset: 72493c5057dd
Author:    hannesw
Date:      2014-06-23 18:32 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/nashorn/rev/72493c5057dd

8046201: Avoid repeated flattening of nested ConsStrings
Reviewed-by: lagergren, attila

! src/jdk/nashorn/internal/runtime/ConsString.java
+ test/src/jdk/nashorn/internal/runtime/ConsStringTest.java