[9] Review request: 8180338: Additional HTML5 cleanup

[Kevin Rushforth]

Hi Jon,

Can you review this simple change to the three .html files (other than 
package.html) in the FX docs?

https://bugs.openjdk.java.net/browse/JDK-8180338
http://cr.openjdk.java.net/~kcr/8180338/webrev.00/

Thanks.

-- Kevin