8u20 review request: RT-35355 - Software rendering ports of Monocle need notification of pixel upload end

[Daniel Blaukopf]

Hi Kevin and Anthony,

Would you review the following change to have Quantum notify Glass when it has finished rendering all scenes? This is to enable double-buffering on embedded and headless systems.

https://javafx-jira.kenai.com/browse/RT-35355
http://cr.openjdk.java.net/~dblaukop/webrev-20140116-2022-RT-35355/webrev/

Thanks,
Daniel