relax routerReportsNewRouteInformation function signature (#97154)

packages/flutter/lib/src/widgets/router.dart

@@ -1326,7 +1326,7 @@ abstract class RouteInformationProvider extends ValueListenable<RouteInformation
   /// For more information on how [Router] determines a navigation event, see
   /// the "URL updates for web applications" section in the [Router]
   /// documentation.
-  void routerReportsNewRouteInformation(RouteInformation routeInformation, {required RouteInformationReportingType type}) {}
+  void routerReportsNewRouteInformation(RouteInformation routeInformation, {RouteInformationReportingType type = RouteInformationReportingType.none}) {}
 }
 
 /// The route information provider that propagates the platform route information changes.
@@ -1349,7 +1349,7 @@ class PlatformRouteInformationProvider extends RouteInformationProvider with Wid
   }) : _value = initialRouteInformation;
 
   @override
-  void routerReportsNewRouteInformation(RouteInformation routeInformation, {required RouteInformationReportingType type}) {
+  void routerReportsNewRouteInformation(RouteInformation routeInformation, {RouteInformationReportingType type = RouteInformationReportingType.none}) {
     final bool replace =
       type == RouteInformationReportingType.neglect ||
       (type == RouteInformationReportingType.none &&

packages/flutter/test/widgets/router_test.dart

@@ -802,14 +802,14 @@ testWidgets('ChildBackButtonDispatcher take priority recursively', (WidgetTester
     );
 
     log.clear();
-    provider.routerReportsNewRouteInformation(const RouteInformation(location: 'a', state: true), type: RouteInformationReportingType.none);
+    provider.routerReportsNewRouteInformation(const RouteInformation(location: 'a', state: true));
     // Implicit reporting pushes new history entry if the location changes.
     expect(log, <Object>[
       isMethodCall('selectMultiEntryHistory', arguments: null),
       isMethodCall('routeInformationUpdated', arguments: <String, dynamic>{ 'location': 'a', 'state': true, 'replace': false }),
     ]);
     log.clear();
-    provider.routerReportsNewRouteInformation(const RouteInformation(location: 'a', state: false), type: RouteInformationReportingType.none);
+    provider.routerReportsNewRouteInformation(const RouteInformation(location: 'a', state: false));
     // Since the location is the same, the provider sends replaces message.
     expect(log, <Object>[
       isMethodCall('selectMultiEntryHistory', arguments: null),
@@ -1392,7 +1392,7 @@ class SimpleRouteInformationProvider extends RouteInformationProvider with Chang
   }
 
   @override
-  void routerReportsNewRouteInformation(RouteInformation routeInformation, {required RouteInformationReportingType type}) {
+  void routerReportsNewRouteInformation(RouteInformation routeInformation, {RouteInformationReportingType type = RouteInformationReportingType.none}) {
     _value = routeInformation;
     onRouterReport?.call(routeInformation, type);
   }