background fetch running

app/lib/features/geckoview/domain/repositories/tab.dart

@@ -167,10 +167,10 @@ class TabRepository extends _$TabRepository {
       });
     });
 
-    ref.onDispose(() {
+    ref.onDispose(() async {
       tabStateDebouncer.dispose();
-      unawaited(tabAddedSub.cancel());
-      unawaited(tabContentSub.cancel());
+      await tabAddedSub.cancel();
+      await tabContentSub.cancel();
     });
   }
 }

app/lib/features/geckoview/domain/repositories/tab.g.dart

@@ -6,7 +6,7 @@ part of 'tab.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$tabRepositoryHash() => r'69e283b820d86388f4d80e71e08761e2b6890507';
+String _$tabRepositoryHash() => r'35c078a841d815aa2452c07b52c4cf0cbcec7e68';
 
 /// See also [TabRepository].
 @ProviderFor(TabRepository)