[11] RFR JDK-8198249: Remove deprecated Runtime::runFinalizersOnExit and System::runFinalizersOnExit

[mandy chung]

On 2/16/18 6:52 AM, Peter Levart wrote:
> I think that the following now never applies (in Finalizer) since 
> ReferenceQueue never returns the same Reference object more than once:
>
>   71             if (this.next == this)      // already finalized
>   72                 return;
>
> You could change it into an assert to be comfortable. What do you think?

Finalizer is loaded very early when VM starts and we can't use assert 
there (yes it's one of the bootstrapping issues in using new language 
features that we'd like to resolve.  We cleaned up several bootstrapping 
issues in JDK 9).

I'll leave it as is.

thanks
Mandy