Review request for JDK-8025409: Fix javadoc comments errors and warning reported by doclint report

[christine...@oracle.com]

Hi,

Please review a fix for

https://bugs.openjdk.java.net/browse/JDK-8025409
Fix javadoc comments errors and warning reported by doclint report

webrev: http://cr.openjdk.java.net/~cl/8025409/webrev.00/

Thanks
Christine