hg: openjfx/8u-dev/rt: 8185132: window.requestAnimationFrame API is not working

[arunprasad.rajkumar at oracle.com]

Changeset: 600e85453697
Author:    arajkumar
Date:      2017-08-01 14:20 +0530
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/600e85453697

8185132: window.requestAnimationFrame API is not working
Reviewed-by: ghb, mbilla

! modules/web/src/main/native/Source/WTF/wtf/Platform.h
! modules/web/src/test/java/javafx/scene/web/MiscellaneousTest.java