RFR(XS) 8224679: Shenandoah: Make ShenandoahParallelCodeCacheIterator noncopyable

[Zhengyu Gu]

On 5/23/19 11:10 AM, Roman Kennke wrote:
> Are there no users of iterator() and cset_iterator()? Or which part am I
> missing?

We no longer use them since SRP refactor.

-Zhengyu

> 
> Roman
> 
> 
>> Copies may cause its member '_iters' to be freed multiple times.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8224679
>> Webrev: http://cr.openjdk.java.net/~zgu/JDK-8224679/webrev.00/
>>
>> Test:
>>    hotspot_gc_shenandoah (fastdebug and release)
>>
>> Thanks,
>>
>> -Zhengyu
>