ui::ThreadedOpacityTransition::OnAbort should depend on tween_type()

ui/compositor/layer_animation_element.cc

Index: ui/compositor/layer_animation_element.cc
diff --git a/ui/compositor/layer_animation_element.cc b/ui/compositor/layer_animation_element.cc
index 81aeca59504d2974067431dcd840bd61bcb0e0b2..79f4a7f0d49a7f2dc091931760be3de4c4f7276b 100644
--- a/ui/compositor/layer_animation_element.cc
+++ b/ui/compositor/layer_animation_element.cc
@@ -444,8 +444,10 @@ class ThreadedOpacityTransition : public ThreadedLayerAnimationElement {
   virtual void OnAbort(LayerAnimationDelegate* delegate) OVERRIDE {
     if (delegate && Started()) {
       ThreadedLayerAnimationElement::OnAbort(delegate);
-      delegate->SetOpacityFromAnimation(
-          Tween::ValueBetween(last_progressed_fraction(), start_, target_));
+      delegate->SetOpacityFromAnimation(Tween::ValueBetween(
+            Tween::CalculateValue(tween_type(), last_progressed_fraction()),
+            start_,
+            target_));
     }
   }