RFR: 8154106: UL Xlog:help regd'g 'rt' tag

[George Triantafillou]

Hi Robbin,

Looks good.  Thanks for fixing this.

-George

On 6/14/2016 9:43 AM, Robbin Ehn wrote:
> Hi all, please review!
>
> java -Xlog:help produces examples which do not work due to the fact 
> the tag 'rt' does not exists.
> This small patch changes the examples to use tag 'safepoint' instead, 
> which is not likely to go anywhere.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8154106
> Webrev: http://cr.openjdk.java.net/~rehn/8154106/webrev/
>
> Thanks!
>
> /Robbin