RFR: 8197845: Remove unnecessary method G1CollectedHeap::create_g1_policy

[Thomas Schatzl]

Hi,

On Fri, 2018-03-02 at 17:04 +0100, Erik Helin wrote:
> Hi all,
> 
> this patch removes the no longer needed method 
> G1CollectedHeap::create_g1_policy. Since that method is the sole
> content of the file g1CollectedHeap_ext.cpp, that file is also
> removed as part of this patch.
> 
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8197845
> 
> Patch:
> http://cr.openjdk.java.net/~ehelin/8197845/00/
> 

Looks good.

Thanks,
  Thomas