RFR (S): JDK-8079561: Add a method to convert coutners to milliseconds

[Erik Helin]

On 2015-05-07, Bengt Rutisson wrote:
> 
> Hi everyone,
> 
> Could I have a couple of reviews for this small change?
> 
> https://bugs.openjdk.java.net/browse/JDK-8079561
> http://cr.openjdk.java.net/~brutisso/8079561/webrev.00/

Looks good, Reviewed.

Thanks,
Erik

> TimeHelper contains a method called counter_to_seconds(jlong counter) that
> converts a counter, as returned by for example os:elapsed_counter(), into
> seconds. I'm currently working on a patch where I need to convert into
> milliseconds instead. So, I would like to add the method
> TimeHelper::counter_to_millis(jlong counter).
> 
> It turns out that there are already a few places where we convert to
> milliseconds. These can now use the new method instead of explicitly
> multiplying with 1000.
> 
> Thanks,
> Bengt