RFR (XXS): 8055662: Update mapfile for libjfr

[Markus Grönlund]

Greetings,

 

Kindly asking for review for this very small change.

 

Bug: https://bugs.openjdk.java.net/browse/JDK-8055662 

Webrev: http://cr.openjdk.java.net/~mgronlun/8055662/webrev01/ 

 

Thanks

Markus