RFR: 8217385: JTREG: Clean up, make sure to close resources

[Leo Korinth]

Thanks for your review!

/Leo

On 23/01/2019 11:49, Thomas Schatzl wrote:
> Hi,
> 
> On Fri, 2019-01-18 at 17:00 +0100, Leo Korinth wrote:
>> Hi,
>>
>> This clean up closes resources in some test cases in the jtreg/gc
>> folder.
>>
>> This fix is somewhat based/dependent on the rest of my "JTREG:"
>> webrevs.
>>
>> Enhancement:
>> https://bugs.openjdk.java.net/browse/JDK-8217385
>>
>> Webrev:
>> http://cr.openjdk.java.net/~lkorinth/8217385/00
>>
>> Testing:
>> passed locally: open/test/hotspot/jtreg/:hotspot_gc
> 
> Seems good to me.
> 
> Thanks,
>    Thomas
>