8246183: Scanner/ScanTest.java fails due to SIGSEGV in StubRoutines::jshort_disjoint_arraycopy

[James Laskey]

Missed that it was a backout. 

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> On May 29, 2020, at 11:18 PM, James Laskey <James.Laskey at oracle.com> wrote:
> 
> You may not have intended this comment. s/offset/scale/
>  49 
>  50     // Cached array base offset
>  51     private static final long ARRAY_INDEX_SCALE = UNSAFE.arrayIndexScale($type$[].class);
> 
> 
> ��
> 
>> On May 29, 2020, at 11:05 PM, Mikael Vidstedt <mikael.vidstedt at oracle.com> wrote:
>> 
>> 
>> Looks good, thanks for fixing!
>> 
>> Cheers,
>> Mikael
>> 
>>>> On May 29, 2020, at 7:01 PM, Brian Burkhalter <brian.burkhalter at oracle.com> wrote:
>>> 
>>> Please review this fix [1] for [2]. It in effect just backs out the recent fix for [3]. I’ll investigate the root cause next week.
>>> 
>>> Thanks,
>>> 
>>> Brian
>>> 
>>> [1] http://cr.openjdk.java.net/~bpb/8246183/webrev.00/
>>> [2] https://bugs.openjdk.java.net/browse/JDK-8246183
>>> [3] https://bugs.openjdk.java.net/browse/JDK-8245121
>>