RFR: 8047373: Clean the ExceptionCache in one pass

[Jon Masamitsu]

Change looks good.

Reviewed.

Jon

On 6/19/2014 8:12 AM, Stefan Karlsson wrote:
> Hi all,
>
> Please, review this patch to clean the ExceptionCache in one pass, 
> instead of re-searching for the element to remove. The patch also 
> makes nmethod::do_unloading little bit easier to read, IMHO.
>
> http://cr.openjdk.java.net/~stefank/8047373/webrev.00
> https://bugs.openjdk.java.net/browse/JDK-8047373
>
> This patch has been used and tested in the G1 Class Unloading project.
>
> thanks,
> StefanK
>