RFR: ZGC: Fix JFR *.jfc files

[Stefan Karlsson]

Thanks for reviewing, Erik!

StefanK

On 2018-05-30 16:41, Erik Gahlin wrote:
> Looks good. That's a great test.
>
> Erik
>
>> Hi all,
>>
>> The JFR *.jfc files have incorrect attributes for the ZGC events. 
>> This causes the 
>> test/jdk/jdk/jfr/event/metadata/TestDefaultConfigurations.java test 
>> to fail.
>>
>> http://cr.openjdk.java.net/~stefank/zgc/fixJFRFiles/
>>
>> Thanks,
>> StefanK
>