hg: openjfx/8/graphics/rt: Removed methods that are being unused. Surprised that the "cull" method is no longer in use.

[hang.vo at oracle.com]

Changeset: 90cdf27ba14e
Author:    Richard Bair <richard.bair at oracle.com>
Date:      2012-12-18 19:25 -0800
URL:       http://hg.openjdk.java.net/openjfx/8/graphics/rt/rev/90cdf27ba14e

Removed methods that are being unused. Surprised that the "cull" method is no longer in use.

! javafx-sg-prism/src/com/sun/javafx/sg/prism/NGNode.java