RFR (XS): 8160647: [JVMCI] need to be able to copy internal arrays from LocalVariableTable and LineNumberTable

[Christian Thalinger]

Looks good.

> On Jun 30, 2016, at 9:16 AM, Doug Simon <doug.simon at oracle.com> wrote:
> 
> 
>> On 30 Jun 2016, at 18:51, Tom Rodriguez <tom.rodriguez at oracle.com> wrote:
>> 
>> Can you drop Copy from the names?  They are documented as returning a copy.
> 
> Done.
> 
>> 
>> tom
>> 
>>> On Jun 30, 2016, at 5:39 AM, Doug Simon <doug.simon at oracle.com> wrote:
>>> 
>>> Existing JVMCI clients create modified LocalVariableTable and LineNumberTable objects from existing ones. To support this, (copies of) these object's internals must be accessible. The fix for JDK-8159613 removed such access and this bug restores it.
>>> 
>>> https://bugs.openjdk.java.net/browse/JDK-8160647
>>> http://cr.openjdk.java.net/~dnsimon/8160647/
>>> 
>>> -Doug
>> 
>