JDK 8 Warnings Cleanup Day -- Dec. 1st, 2011

[Weijun Wang]

>
> **

All suggestions accepted. Webrev updated. JPRT build and default testset 
pass on all default platforms.

I'll push it tomorrow morning (your Friday afternoon) if no one has an 
objection.

Thanks
Max

>
> If you have time today I'd appreciate it if you could build/test and
> push this change yourself. I'm backlogged reviewing and integrating
> changes from external folks.
>
> thanks!
>
> s'marks