From 786d9cee5042d1b959911c5db6d5b6bd7f30dc31 Mon Sep 17 00:00:00 2001
From: Jason Simmons <jason-simmons@users.noreply.github.com>
Date: Tue, 28 May 2019 16:32:09 -0700
Subject: [PATCH] Fix a missing_return analyzer error in a code example
 (#33468)

This will fix a failure in dev/bots/analyze-sample-code.dart when using
the tip of tree Dart SDK.
---
 packages/flutter/lib/src/widgets/form.dart | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/flutter/lib/src/widgets/form.dart b/packages/flutter/lib/src/widgets/form.dart
index 4c3b120387..28cea99bcd 100644
--- a/packages/flutter/lib/src/widgets/form.dart
+++ b/packages/flutter/lib/src/widgets/form.dart
@@ -35,6 +35,7 @@ import 'will_pop_scope.dart';
 ///             if (value.isEmpty) {
 ///               return 'Please enter some text';
 ///             }
+///             return null;
 ///           },
 ///         ),
 ///         Padding(