hg: openjfx/8/graphics/rt: Fix RT-28459: Exception in LinearGradient on J2D pipeline when endpoints are coincident

[hang.vo at oracle.com]

Changeset: 15579a6ca5b8
Author:    flar <James.Graham at oracle.com>
Date:      2013-09-24 23:34 -0700
URL:       http://hg.openjdk.java.net/openjfx/8/graphics/rt/rev/15579a6ca5b8

Fix RT-28459: Exception in LinearGradient on J2D pipeline when endpoints are coincident
Reviewed by: kcr

! modules/graphics/src/main/java/com/sun/prism/j2d/J2DPrismGraphics.java