RFR (S): 8222534: VerifyBeforeExit is not honored when System.exit is called

[dean.long at oracle.com]

On 4/29/19 8:54 PM, David Holmes wrote:
> The IdealGraphPrinter::cleanup was deemed unnecessary due to the fact 
> the process is being blown away anyway. 

It looks like, without it, tail(TOP_ELEMENT) won't be called to end the 
XML output.

dl