Remove resize fade delay plumbing.

cc/trees/layer_tree_impl.cc

Index: cc/trees/layer_tree_impl.cc
diff --git a/cc/trees/layer_tree_impl.cc b/cc/trees/layer_tree_impl.cc
index 4082462d433f8bfd15512e23cc7f74f6e8e12e59..c922be03744ac3da0af88ef83a19f70ceaeed3be 100644
--- a/cc/trees/layer_tree_impl.cc
+++ b/cc/trees/layer_tree_impl.cc
@@ -1410,15 +1410,13 @@ LayerTreeImpl::CreateScrollbarAnimationController(ElementId scroll_element_id) {
   DCHECK(!settings().scrollbar_fade_delay.is_zero());
   DCHECK(!settings().scrollbar_fade_duration.is_zero());
   base::TimeDelta fade_delay = settings().scrollbar_fade_delay;
-  base::TimeDelta fade_out_resize_delay =
-      settings().scrollbar_fade_out_resize_delay;
   base::TimeDelta fade_duration = settings().scrollbar_fade_duration;
   switch (settings().scrollbar_animator) {
     case LayerTreeSettings::ANDROID_OVERLAY: {
       return ScrollbarAnimationController::
-          CreateScrollbarAnimationControllerAndroid(
-              scroll_element_id, layer_tree_host_impl_, fade_delay,
-              fade_out_resize_delay, fade_duration);
+          CreateScrollbarAnimationControllerAndroid(scroll_element_id,
+                                                    layer_tree_host_impl_,
+                                                    fade_delay, fade_duration);
     }
     case LayerTreeSettings::AURA_OVERLAY: {
       base::TimeDelta thinning_duration =
@@ -1426,7 +1424,7 @@ LayerTreeImpl::CreateScrollbarAnimationController(ElementId scroll_element_id) {
       return ScrollbarAnimationController::
           CreateScrollbarAnimationControllerAuraOverlay(
               scroll_element_id, layer_tree_host_impl_, fade_delay,
-              fade_out_resize_delay, fade_duration, thinning_duration);
+              fade_duration, thinning_duration);
     }
     case LayerTreeSettings::NO_ANIMATOR:
       NOTREACHED();