RFR: Remove unused _copy_metadata_obj_cl in G1CopyingKeepAliveClosure

[Thomas Schatzl]

Hi,

On Thu, 2014-06-19 at 09:16 +0200, Stefan Karlsson wrote:
> Please, review this small patch to remove the unused 
> G1CopyingKeepAliveClosure::_copy_metadata_obj_cl.
> 
> http://cr.openjdk.java.net/~stefank/8047323/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8047323


  I think the change should also remove the metadata_obj_cl from the
constructor as it is obsolete too.

Thanks,
Thomas