RFR: 8198424: Remove G1AllocationContext

[Thomas Schatzl]

Hi,

On Mon, 2018-02-26 at 12:14 +0100, Stefan Johansson wrote:
> Hi,
> 
> Please review this change to remove G1AllocationContext which no
> longer is needed.
> 
> Links
> JBS: https://bugs.openjdk.java.net/browse/JDK-8198424
> Webrev: http://cr.openjdk.java.net/~sjohanss/8198424/00/
> 
> Summary
> G1AllocationContext was a very intrusive extension point which made
> it possible to have allocations mapped to a specific context, keeping
> this context over GCs. To support this the allocation-contexts are
> passed around in the G1 code base and it adds a fair bit of
> complexity. The internal code making use of this has been removed and
> this allow us to clean up G1 by removing all use of the
> G1AllocationContext.
> 
> The change is pretty straight forward, the intent is to remove all 
> references to G1AllocationContext.

  looks good.

Thomas