hg: openjfx/8u-dev/rt: RT-23233: GIF frames have incorrect background

[vadim.pakhnushev at oracle.com]

Changeset: 586cd71e39af
Author:    vadim
Date:      2015-01-13 17:01 +0300
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/586cd71e39af

RT-23233: GIF frames have incorrect background
Reviewed-by: flar

! modules/graphics/src/main/java/com/sun/javafx/iio/gif/GIFImageLoader2.java