[null-safety] fix soundness of Paragraph._addPlaceholder (flutter#21994)

RedQuark · Oct 20, 2020 · 6ce33dd · 6ce33dd
1 parent eb6f7f8
commit 6ce33dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/ui/text.dart b/lib/ui/text.dart
@@ -2242,7 +2242,7 @@ class ParagraphBuilder extends NativeFieldWrapperClass2 {
     _placeholderCount++;
     _placeholderScales.add(scale);
   }
-  String _addPlaceholder(double width, double height, int alignment, double baselineOffset, int? baseline) native 'ParagraphBuilder_addPlaceholder';
+  String? _addPlaceholder(double width, double height, int alignment, double baselineOffset, int? baseline) native 'ParagraphBuilder_addPlaceholder';
 
   /// Applies the given paragraph style and returns a [Paragraph] containing the
   /// added text and associated styling.