From fe16c206ea19a9e8b9b5ff5ac7b73ea707f98e39 Mon Sep 17 00:00:00 2001
From: Polina Cherkasova <polina.c@live.com>
Date: Tue, 26 Jul 2022 11:25:59 -0700
Subject: [PATCH] Dispose KeepAliveHandle. (#108227)

---
 packages/flutter/lib/src/widgets/automatic_keep_alive.dart | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/flutter/lib/src/widgets/automatic_keep_alive.dart b/packages/flutter/lib/src/widgets/automatic_keep_alive.dart
index 8f22bc5012..70da4a6b1b 100644
--- a/packages/flutter/lib/src/widgets/automatic_keep_alive.dart
+++ b/packages/flutter/lib/src/widgets/automatic_keep_alive.dart
@@ -353,7 +353,9 @@ mixin AutomaticKeepAliveClientMixin<T extends StatefulWidget> on State<T> {
   }
 
   void _releaseKeepAlive() {
+    // Dispose and release do not imply each other.
     _keepAliveHandle!.release();
+    _keepAliveHandle!.dispose();
     _keepAliveHandle = null;
   }