Consistancy in AccumulatePropertyUpdates for Animation Computation

cc/animation/layer_animation_controller.cc

Index: cc/animation/layer_animation_controller.cc
diff --git a/cc/animation/layer_animation_controller.cc b/cc/animation/layer_animation_controller.cc
index 0088c3dde8ed422451abc14a11f5059fa7df5a55..25941bbffc4016183979ca34a41213a9c06534ff 100644
--- a/cc/animation/layer_animation_controller.cc
+++ b/cc/animation/layer_animation_controller.cc
@@ -152,8 +152,9 @@ void LayerAnimationController::AccumulatePropertyUpdates(
                              animation->group(),
                              Animation::Opacity,
                              monotonic_time);
-        event.opacity = animation->curve()->ToFloatAnimationCurve()->GetValue(
-            trimmed);
+        const FloatAnimationCurve* float_animation_curve =
+            animation->curve()->ToFloatAnimationCurve();
+        event.opacity = float_animation_curve->GetValue(trimmed);
         event.is_impl_only = true;
         events->push_back(event);
         break;
@@ -165,8 +166,9 @@ void LayerAnimationController::AccumulatePropertyUpdates(
                              animation->group(),
                              Animation::Transform,
                              monotonic_time);
-        event.transform =
-            animation->curve()->ToTransformAnimationCurve()->GetValue(trimmed);
+        const TransformAnimationCurve* transform_animation_curve =
+            animation->curve()->ToTransformAnimationCurve();
+        event.transform = transform_animation_curve->GetValue(trimmed);
         event.is_impl_only = true;
         events->push_back(event);
         break;
@@ -178,8 +180,9 @@ void LayerAnimationController::AccumulatePropertyUpdates(
                              animation->group(),
                              Animation::Filter,
                              monotonic_time);
-        event.filters = animation->curve()->ToFilterAnimationCurve()->GetValue(
-            trimmed);
+        const FilterAnimationCurve* filter_animation_curve =
+            animation->curve()->ToFilterAnimationCurve();
+        event.filters = filter_animation_curve->GetValue(trimmed);
         event.is_impl_only = true;
         events->push_back(event);
         break;