SemanticsUpdateBuilder.updateNode(): make TextDirection non-nullable
diff --git a/lib/ui/semantics.dart b/lib/ui/semantics.dart
index e0da396..667d4d1 100644
--- a/lib/ui/semantics.dart
+++ b/lib/ui/semantics.dart
@@ -818,7 +818,7 @@
required String hint,
required List<StringAttribute> hintAttributes,
required String tooltip,
- required TextDirection? textDirection,
+ required TextDirection textDirection,
required Float64List transform,
required Int32List childrenInTraversalOrder,
required Int32List childrenInHitTestOrder,
@@ -888,7 +888,7 @@
required String hint,
required List<StringAttribute> hintAttributes,
required String tooltip,
- required TextDirection? textDirection,
+ required TextDirection textDirection,
required Float64List transform,
required Int32List childrenInTraversalOrder,
required Int32List childrenInHitTestOrder,