RFR: 8152086: Remove SpaceMangler::mangle_region logging

[Bengt Rutisson]

Hi StefanK,

On 2016-03-17 10:14, Stefan Karlsson wrote:
> Hi all,
>
> Please review this patch to remove the non-product mangling log 
> output, that shows up when we run with -Xlog:gc=trace.
>
> http://cr.openjdk.java.net/~stefank/8152086/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8152086

Looks good to me.

Thanks,
Bengt

>
> These lines only print a subset of all memory that we mangle. As a 
> separate RFE we might want to add a zap logging tag and annotate all 
> places where we zap/mangle memory.
>
> StefanK