RFR: 8150419: Cleanup BufferNode API

[Thomas Schatzl]

Hi,

On Mon, 2016-02-22 at 20:24 -0500, Kim Barrett wrote:
> Please review this cleanup of the BufferNode API, which is part of
> G1's PtrQueue facility.
> 
> CR:
> https://bugs.openjdk.java.net/browse/JDK-8150419
> 
> Webrev:
> http://cr.openjdk.java.net/~kbarrett/8150419/
> 

  looks good.


Thanks,
  Thomas