hg: openjfx/8u-dev/rt: RT-38511: [Canvas] Several tests get IllegalStateException: Operation requires resource lock

[kevin.rushforth at oracle.com]

Changeset: b4976c12c98b
Author:    kcr
Date:      2014-09-02 09:12 -0700
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/b4976c12c98b

RT-38511: [Canvas] Several tests get IllegalStateException: Operation requires resource lock
Backed out changeset 1777099fe570 for RT-38183

! modules/graphics/src/main/java/com/sun/javafx/sg/prism/NGNode.java
! modules/graphics/src/main/java/com/sun/scenario/effect/impl/ImagePool.java
- modules/graphics/src/main/java/com/sun/scenario/effect/impl/PoolFilterable.java
! modules/graphics/src/main/java/com/sun/scenario/effect/impl/Renderer.java
! modules/graphics/src/main/java/com/sun/scenario/effect/impl/prism/PrDrawable.java