[8u40] Code Review Request For RT-39455: Remove unused ShapeUtil.rasterizeGlyphOutline method and relevant prism settings

[Chien Yang]

Hi Jim, Phil or Kevin,

Please review the proposed fix posted in this JIRA:

JIRA: https://javafx-jira.kenai.com/browse/RT-39455
Webrev: http://cr.openjdk.java.net/~ckyang/RT-39455/webrev.00/

Thanks,
- Chien