From 6037f339b600f3151ef53d320186140a530f4ae3 Mon Sep 17 00:00:00 2001
From: Michael Schneider <mischneider1@gmail.com>
Date: Fri, 5 Apr 2019 13:31:29 -0700
Subject: [PATCH] Simplify ASTraitCollection propagation in ASViewController

---
 Source/ASViewController.mm | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/Source/ASViewController.mm b/Source/ASViewController.mm
index a1151e00d..e736b2554 100644
--- a/Source/ASViewController.mm
+++ b/Source/ASViewController.mm
@@ -326,12 +326,7 @@ - (void)propagateNewTraitCollection:(ASPrimitiveTraitCollection)traitCollection
   if (ASPrimitiveTraitCollectionIsEqualToASPrimitiveTraitCollection(traitCollection, oldTraitCollection) == NO) {
     as_activity_scope_verbose(as_activity_create("Propagate ASViewController trait collection", AS_ACTIVITY_CURRENT, OS_ACTIVITY_FLAG_DEFAULT));
     as_log_debug(ASNodeLog(), "Propagating new traits for %@: %@", self, NSStringFromASPrimitiveTraitCollection(traitCollection));
-    self.node.primitiveTraitCollection = traitCollection;
-    
-    NSArray<id<ASLayoutElement>> *children = [self.node sublayoutElements];
-    for (id<ASLayoutElement> child in children) {
-      ASTraitCollectionPropagateDown(child, traitCollection);
-    }
+    ASTraitCollectionPropagateDown(self.node, traitCollection);
     
     // Once we've propagated all the traits, layout this node.
     // Remeasure the node with the latest constrained size – old constrained size may be incorrect.