[16] RFR(S): 8247218: Add default constructor to VectorSet to use Thread::current()->resource_area() as arena by default

[Tobias Hartmann]

Hi Christian,

Nice cleanup, looks good to too!

Best regards,
Tobias

On 18.06.20 12:36, Christian Hagedorn wrote:
> Hi
> 
> Please review the following cleanup:
> https://bugs.openjdk.java.net/browse/JDK-8247218
> http://cr.openjdk.java.net/~chagedorn/8247218/webrev.00/
> 
> By adding an additional default constructor in VectorSet (as also present in Node_List, Node_Stack
> etc.), we can replace the often found pattern
> 
>   Arena* a = Thread::current()->resource_area();
>   VectorSet visited(a);
> 
> by a simple
> 
>   VectorSet visited;
> 
> I additionally cleaned up some other places where this pattern was found, for example for Node_List
> etc.
> 
> Thank you!
> 
> Best regards,
> Christian