Invalid TextField scroll offset change on paste from toolbar

## Steps to Reproduce

1. Execute `flutter run` on the code sample
2. Copy the text from the first line and paste it at the end of the second line using toolbar

**Expected results:** TextField doesn't scroll as caret is already visible

**Actual results:** TextField scrolls

<details>
<summary>Code sample</summary>

```dart
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(primarySwatch: Colors.blue),
      home: const MyHomePage(title: 'bringIntoView test'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text(widget.title)),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text('Copy & paste stuff below:'),
            Expanded(
              child: TextField(
                focusNode: FocusNode(),
                controller: TextEditingController(
                  text: 'Copy this whoooooollleeeeee line\nPaste it here using toolbar: \n' + ('.\n' * 50),
                ),
                maxLines: null,
                style: const TextStyle(fontSize: 36.0, color: Colors.black),
                cursorColor: Colors.grey,
              ),
            )
          ],
        ),
      ),
    );
  }
}
```

</details>

<details>
  <summary>Logs</summary>

```
 % flutter doctor -v
[✓] Flutter (Channel master, 2.9.0-1.0.pre.363, on macOS 12.1 21C52 darwin-x64, locale en-GB)
    • Flutter version 2.9.0-1.0.pre.363 at /Library/Frameworks/flutter
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision 9e9a728667 (11 hours ago), 2022-01-14 09:40:11 +0800
    • Engine revision f121c1fe68
    • Dart version 2.17.0 (build 2.17.0-11.0.dev)
    • DevTools version 2.9.2

[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
    • Android SDK at /Users/jsmith/Library/Android/sdk
    • Platform android-31, build-tools 30.0.3
    • Java binary at: /Applications/Android Studio.app/Contents/jre/Contents/Home/bin/java
    • Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7281165)
    • All Android licenses accepted.

[✓] Xcode - develop for iOS and macOS (Xcode 13.1)
    • Xcode at /Applications/Xcode.app/Contents/Developer
    • CocoaPods version 1.11.2

[✓] Chrome - develop for the web
    • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] Android Studio (version 2020.3)
    • Android Studio at /Applications/Android Studio.app/Contents
    • Flutter plugin can be installed from:
      🔨 https://plugins.jetbrains.com/plugin/9212-flutter
    • Dart plugin can be installed from:
      🔨 https://plugins.jetbrains.com/plugin/6351-dart
    • Java version OpenJDK Runtime Environment (build 11.0.10+0-b96-7281165)

[✓] VS Code (version 1.63.2)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.32.0

[✓] Connected device (2 available)
    • macOS (desktop) • macos  • darwin-x64     • macOS 12.1 21C52 darwin-x64
    • Chrome (web)    • chrome • web-javascript • Google Chrome 97.0.4692.71

[✓] HTTP Host Availability
    • All required HTTP hosts are available

• No issues found!
```

</details>


Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Invalid TextField scroll offset change on paste from toolbar #96658

Steps to Reproduce

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Invalid TextField scroll offset change on paste from toolbar #96658

Description

Steps to Reproduce

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions