RFR: Missing ResourceMark in ShenandoahAsserts::print_obj

[Aleksey Shipilev]

On 03/26/2018 03:41 PM, Zhengyu Gu wrote:
> stringStream and klass::external_name() require ResourceMark for resource allocation.
> 
> Webrev: http://cr.openjdk.java.net/~zgu/shenandoah/assert_rm/webrev.00/

OK, good!

-Aleksey