hg: openjfx/8u-dev/rt: RT-37877: ConcurrentModificationException when changing user-agent stylesheets

[david.grieve at oracle.com]

Changeset: 12667ba4eb22
Author:    David Grieve<david.grieve at oracle.com>
Date:      2014-07-09 17:15 -0400
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/12667ba4eb22

RT-37877: ConcurrentModificationException when changing user-agent stylesheets

! modules/graphics/src/main/java/com/sun/javafx/css/StyleManager.java