From fecc44c62d383700d04cb6b1bf85801627356368 Mon Sep 17 00:00:00 2001
From: David Zbarsky <dzbarsky@gmail.com>
Date: Sun, 5 Aug 2012 13:03:43 -0400
Subject: [PATCH] Bug 780340 - Allow compositor-driven animations of visibility
 r=mattwoodrow

---
 layout/style/AnimationCommon.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/layout/style/AnimationCommon.cpp b/layout/style/AnimationCommon.cpp
index a681e28a903..67d53f24bc6 100644
--- a/layout/style/AnimationCommon.cpp
+++ b/layout/style/AnimationCommon.cpp
@@ -230,6 +230,9 @@ CommonElementAnimationData::CanAnimatePropertyOnCompositor(const dom::Element *a
   }
 
   nsIFrame* frame = aElement->GetPrimaryFrame();
+  if (aProperty == eCSSProperty_visibility) {
+    return true;
+  }
   if (aProperty == eCSSProperty_opacity) {
     bool enabled = nsLayoutUtils::AreOpacityAnimationsEnabled();
     if (!enabled && sShouldLog) {