[8u40] Review request for RT-38058: Pagination leak

[Morris Meyer]

Jonathan,

I've pulled out the following patch from this JIRA issue and used 
jvisualvm to verify that this indeed does solve our pagination leak 
using the HelloPagination app.

Could you please give this a review?  Thanks.

         --morris

BUG - https://javafx-jira.kenai/browse/RT-38058
WEBREV - http://javaweb.us.oracle.com/~mameyer/webrevs/01/RT-38058