Review request for JDK-8134502: introduce abstraction for basic NodeVisitor usage

[Marcus Lagergren]

+1 on backport change.

> On 28 Sep 2015, at 08:54, Attila Szegedi <attila.szegedi at oracle.com> wrote:
> 
> Thanks for the review folks; can I quickly get a review for the 8u-dev backport at <http://cr.openjdk.java.net/~attila/8134502/webrev.jdk8u-dev>?
> 
> The changes from jdk9 are:
> - Parser API changes are omitted
> - RecompilableScriptFunctionData.java Hunk #2 failed to apply solely because its context is different ("IdentityHashMap<Symbol, Boolean>” in 8 vs. "IdentityHashMap<>" in 9 on the line preceding the change).
> 
> Thanks,
>  Attila.
> 
>> On Sep 27, 2015, at 12:05 PM, Marcus Lagergren <marcus at lagergren.net> wrote:
>> 
>> +1
>> 
>>> On 25 Sep 2015, at 18:54, Attila Szegedi <attila.szegedi at oracle.com> wrote:
>>> 
>>> Please review JDK-8134502 "introduce abstraction for basic NodeVisitor usage" at <http://cr.openjdk.java.net/~attila/8134502/webrev.jdk9> for <https://bugs.openjdk.java.net/browse/JDK-8134502>
>>> 
>>> Thanks,
>>> Attila.
>> 
>