From 4d8d0f5604c84aba20be22f0f39927fa5774beeb Mon Sep 17 00:00:00 2001
From: Andrey Gordeev <andrew8712@gmail.com>
Date: Mon, 18 May 2020 22:37:02 +0300
Subject: [PATCH] Expect a generic State instead of implementation (#57500)

---
 packages/flutter/lib/src/material/snack_bar.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/flutter/lib/src/material/snack_bar.dart b/packages/flutter/lib/src/material/snack_bar.dart
index 09c934e708..fb6441430d 100644
--- a/packages/flutter/lib/src/material/snack_bar.dart
+++ b/packages/flutter/lib/src/material/snack_bar.dart
@@ -107,7 +107,7 @@ class SnackBarAction extends StatefulWidget {
   final VoidCallback onPressed;
 
   @override
-  _SnackBarActionState createState() => _SnackBarActionState();
+  State<SnackBarAction> createState() => _SnackBarActionState();
 }
 
 class _SnackBarActionState extends State<SnackBarAction> {