We don't want to tick animation controllers for non-active layers

cc/test/animation_test_common.cc

Index: cc/test/animation_test_common.cc
diff --git a/cc/test/animation_test_common.cc b/cc/test/animation_test_common.cc
index 258a266d25eae055f355a080a3ab768fd8bfd76b..0e62151ee41831f09424a910f23bbdf153e8d921 100644
--- a/cc/test/animation_test_common.cc
+++ b/cc/test/animation_test_common.cc
@@ -165,6 +165,11 @@ void FakeLayerAnimationValueObserver::OnTransformAnimated(const gfx::Transform&
     m_transform = transform;
 }
 
+bool FakeLayerAnimationValueObserver::IsActive() const
+{
+    return true;
+}
+
 scoped_ptr<cc::AnimationCurve> FakeFloatTransition::clone() const
 {
     return make_scoped_ptr(new FakeFloatTransition(*this)).PassAs<cc::AnimationCurve>();