RFR: Fix HTML 5 errors in various langtools modules

[joe darcy]

All the changes look fine Jon; thanks,

-Joe

On 4/25/2017 5:40 PM, Jonathan Gibbons wrote:
> compiler-dev, javadoc-dev, kulla-dev folk,
>
> Please review the following collections of trivial changes to make the 
> API for these modules HTML 5 compliant.
>
> JBS:
>     https://bugs.openjdk.java.net/browse/JDK-8179299
>     https://bugs.openjdk.java.net/browse/JDK-8179300
>     https://bugs.openjdk.java.net/browse/JDK-8179301
>     https://bugs.openjdk.java.net/browse/JDK-8179303
>
> Webrev:
> http://cr.openjdk.java.net/~jjg/8179299-8179300-8179301-8179303/webrev.00/ 
>
>
> -- Jon
>