Revert "add a new PopScope.onPopWithResultInvoke widget to replace Po… (flutter#147597)

…pScope.onPopInvoke (flutter#147016)"

This reverts commit 8031a3e.

Needs to migrate flutter_eval

## Pre-launch Checklist

- [ ] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [ ] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [ ] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [ ] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel
on [Discord].

<!-- Links -->
[Contributor Guide]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#overview
[Tree Hygiene]: https://github.com/flutter/flutter/wiki/Tree-hygiene
[test-exempt]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#handling-breaking-changes
[Discord]: https://github.com/flutter/flutter/wiki/Chat
[Data Driven Fixes]:
https://github.com/flutter/flutter/wiki/Data-driven-Fixes

Author: chunhtai

dev/integration_tests/flutter_gallery/lib/demo/cupertino/cupertino_navigation_demo.dart

@@ -48,7 +48,7 @@ class CupertinoNavigationDemo extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return PopScope<Object?>(
+    return PopScope(
       // Prevent swipe popping of this page. Use explicit exit buttons only.
       canPop: false,
       child: DefaultTextStyle(

dev/integration_tests/flutter_gallery/lib/demo/material/full_screen_dialog_demo.dart

@@ -110,7 +110,7 @@ class FullScreenDialogDemoState extends State<FullScreenDialogDemo> {
   bool _hasName = false;
   late String _eventName;
 
-  Future<void> _handlePopInvoked(bool didPop, Object? result) async {
+  Future<void> _handlePopInvoked(bool didPop) async {
     if (didPop) {
       return;
     }
@@ -175,7 +175,7 @@ class FullScreenDialogDemoState extends State<FullScreenDialogDemo> {
       ),
       body: Form(
         canPop: !_saveNeeded && !_hasLocation && !_hasName,
-        onPopInvokedWithResult: _handlePopInvoked,
+        onPopInvoked: _handlePopInvoked,
         child: Scrollbar(
           child: ListView(
             primary: true,

dev/integration_tests/flutter_gallery/lib/demo/material/text_form_field_demo.dart

@@ -143,7 +143,7 @@ class TextFormFieldDemoState extends State<TextFormFieldDemo> {
     return null;
   }
 
-  Future<void> _handlePopInvoked(bool didPop, Object? result) async {
+  Future<void> _handlePopInvoked(bool didPop) async {
     if (didPop) {
       return;
     }
@@ -192,7 +192,7 @@ class TextFormFieldDemoState extends State<TextFormFieldDemo> {
           key: _formKey,
           autovalidateMode: _autovalidateMode,
           canPop: _formKey.currentState == null || !_formWasEdited || _formKey.currentState!.validate(),
-          onPopInvokedWithResult: _handlePopInvoked,
+          onPopInvoked: _handlePopInvoked,
           child: Scrollbar(
             child: SingleChildScrollView(
               primary: true,

dev/integration_tests/flutter_gallery/lib/demo/shrine/expanding_bottom_sheet.dart

@@ -355,7 +355,7 @@ class ExpandingBottomSheetState extends State<ExpandingBottomSheet> with TickerP
 
   // Closes the cart if the cart is open, otherwise exits the app (this should
   // only be relevant for Android).
-  void _handlePopInvoked(bool didPop, Object? result) {
+  void _handlePopInvoked(bool didPop) {
     if (didPop) {
       return;
     }
@@ -370,9 +370,9 @@ class ExpandingBottomSheetState extends State<ExpandingBottomSheet> with TickerP
       duration: const Duration(milliseconds: 225),
       curve: Curves.easeInOut,
       alignment: FractionalOffset.topLeft,
-      child: PopScope<Object?>(
+      child: PopScope(
         canPop: !_isOpen,
-        onPopInvokedWithResult: _handlePopInvoked,
+        onPopInvoked: _handlePopInvoked,
         child: AnimatedBuilder(
           animation: widget.hideController,
           builder: _buildSlideAnimation,

dev/integration_tests/flutter_gallery/lib/gallery/home.dart

@@ -326,9 +326,9 @@ class _GalleryHomeState extends State<GalleryHome> with SingleTickerProviderStat
       backgroundColor: isDark ? _kFlutterBlue : theme.primaryColor,
       body: SafeArea(
         bottom: false,
-        child: PopScope<Object?>(
+        child: PopScope(
           canPop: _category == null,
-          onPopInvokedWithResult: (bool didPop, Object? result) {
+          onPopInvoked: (bool didPop) {
             if (didPop) {
               return;
             }

examples/api/lib/widgets/form/form.1.dart

@@ -111,7 +111,7 @@ class _SaveableFormState extends State<_SaveableForm> {
           const SizedBox(height: 20.0),
           Form(
             canPop: !_isDirty,
-            onPopInvokedWithResult: (bool didPop, Object? result) async {
+            onPopInvoked: (bool didPop) async {
               if (didPop) {
                 return;
               }

examples/api/lib/widgets/pop_scope/pop_scope.0.dart

@@ -109,9 +109,9 @@ class _PageTwoState extends State<_PageTwo> {
           mainAxisAlignment: MainAxisAlignment.center,
           children: <Widget>[
             const Text('Page Two'),
-            PopScope<Object?>(
+            PopScope(
               canPop: false,
-              onPopInvokedWithResult: (bool didPop, Object? result) async {
+              onPopInvoked: (bool didPop) async {
                 if (didPop) {
                   return;
                 }