hg: openjfx/8u-dev/rt: Fix RT-33294: Canas PixelWriter can be very slow

[hang.vo at oracle.com]

Changeset: 3943d4344924
Author:    flar <James.Graham at oracle.com>
Date:      2014-01-22 13:39 -0800
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/3943d4344924

Fix RT-33294: Canas PixelWriter can be very slow
Reviewed by Felipe and Chien

! modules/graphics/src/main/java/com/sun/javafx/sg/prism/GrowableDataBuffer.java
! modules/graphics/src/main/java/com/sun/javafx/sg/prism/NGCanvas.java