hg: jdk8u/jdk8u-dev/nashorn: 8204290: Add check to limit number of capture groups

[sgehwolf at redhat.com]

Changeset: 51635f054bcb
Author:    hannesw
Date:      2018-06-08 11:11 +0200
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/nashorn/rev/51635f054bcb

8204290: Add check to limit number of capture groups
Reviewed-by: sundar, jlaskey

! src/jdk/nashorn/internal/runtime/regexp/joni/Config.java
! src/jdk/nashorn/internal/runtime/regexp/joni/ScanEnvironment.java
! src/jdk/nashorn/internal/runtime/regexp/joni/exception/ErrorMessages.java
+ test/script/basic/JDK-8204290.js