diff --git a/dev/devicelab/bin/tasks/flutter_attach_test_fuchsia.dart b/dev/devicelab/bin/tasks/flutter_attach_test_fuchsia.dart
deleted file mode 100644
index 57ee0ffc46..0000000000
--- a/dev/devicelab/bin/tasks/flutter_attach_test_fuchsia.dart
+++ /dev/null
@@ -1,238 +0,0 @@
-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'dart:async';
-import 'dart:convert';
-import 'dart:io';
-import 'dart:math';
-
-import 'package:flutter_devicelab/framework/devices.dart';
-import 'package:flutter_devicelab/framework/framework.dart';
-import 'package:flutter_devicelab/framework/task_result.dart';
-import 'package:flutter_devicelab/framework/utils.dart';
-import 'package:path/path.dart' as path;
-
-void generateMain(Directory appDir, String sentinel) {
-  final String mainCode = '''
-import 'package:flutter/foundation.dart';
-import 'package:flutter/widgets.dart';
-import 'package:flutter_driver/driver_extension.dart';
-
-class ReassembleListener extends StatefulWidget {
-  const ReassembleListener({Key key, this.child})
-      : super(key: key);
-
-  final Widget child;
-
-  @override
-  _ReassembleListenerState createState() => _ReassembleListenerState();
-}
-
-class _ReassembleListenerState extends State<ReassembleListener> {
-  @override
-  initState() {
-    super.initState();
-    print('$sentinel');
-  }
-
-  @override
-  void reassemble() {
-    super.reassemble();
-    print('$sentinel');
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return widget.child;
-  }
-}
-
-void main() {
-  runApp(
-    ReassembleListener(
-      child: Text(
-        'Hello, word!',
-        textDirection: TextDirection.rtl,
-      )
-    )
-  );
-}
-''';
-  File(path.join(appDir.path, 'lib', 'fuchsia_main.dart'))
-    .writeAsStringSync(mainCode, flush: true);
-}
-
-void main() {
-  deviceOperatingSystem = DeviceOperatingSystem.fuchsia;
-
-  task(() async {
-    section('Checking environment variables');
-
-    if (Platform.environment['FUCHSIA_SSH_CONFIG'] == null &&
-        Platform.environment['FUCHSIA_BUILD_DIR'] == null) {
-      throw Exception('No FUCHSIA_SSH_CONFIG or FUCHSIA_BUILD_DIR set');
-    }
-
-    final String flutterBinary = path.join(flutterDirectory.path, 'bin', 'flutter');
-
-    section('Downloading Fuchsia SDK and flutter runner');
-
-    // Download the Fuchsia SDK.
-    final int precacheResult = await exec(
-      flutterBinary,
-      <String>[
-        'precache',
-        '--fuchsia',
-        '--flutter_runner',
-      ]
-    );
-
-    if (precacheResult != 0) {
-      throw Exception('flutter precache failed with exit code $precacheResult');
-    }
-
-    final Directory fuchsiaToolDirectory =
-      Directory(path.join(flutterDirectory.path, 'bin', 'cache', 'artifacts', 'fuchsia', 'tools'));
-    if (!fuchsiaToolDirectory.existsSync()) {
-      throw Exception('Expected Fuchsia tool directory at ${fuchsiaToolDirectory.path}');
-    }
-
-    final Device device = await devices.workingDevice;
-    final Directory appDir = dir(path.join(
-      flutterDirectory.path,
-      'dev',
-      'integration_tests',
-      'ui',
-    ));
-
-    await inDirectory(appDir, () async {
-      final Random random = Random();
-      final Map<String, Completer<void>> sentinelMessage = <String, Completer<void>>{
-        'sentinel-${random.nextInt(1<<32)}': Completer<void>(),
-        'sentinel-${random.nextInt(1<<32)}': Completer<void>(),
-      };
-
-      late Process runProcess;
-      late Process logsProcess;
-
-      try {
-        section('Creating lib/fuchsia_main.dart');
-
-        generateMain(appDir, sentinelMessage.keys.toList()[0]);
-
-        section('Launching `flutter run` in ${appDir.path}');
-
-        runProcess = await startProcess(
-          flutterBinary,
-          <String>[
-            'run',
-            '--suppress-analytics',
-            '-d', device.deviceId,
-            '-t', 'lib/fuchsia_main.dart',
-          ],
-          isBot: false, // We just want to test the output, not have any debugging info.
-        );
-
-        logsProcess = await startProcess(
-          flutterBinary,
-          <String>['logs', '--suppress-analytics', '-d', device.deviceId],
-          isBot: false, // We just want to test the output, not have any debugging info.
-        );
-
-        Future<dynamic> eventOrExit(Future<void> event) {
-          return Future.any<dynamic>(<Future<dynamic>>[
-            event,
-            runProcess.exitCode,
-            logsProcess.exitCode,
-          ]);
-        }
-
-        logsProcess.stdout
-          .transform<String>(utf8.decoder)
-          .transform<String>(const LineSplitter())
-          .listen((String log) {
-            print('logs:stdout: $log');
-            for (final String sentinel in sentinelMessage.keys) {
-              if (log.contains(sentinel)) {
-                if (sentinelMessage[sentinel]!.isCompleted) {
-                  throw Exception(
-                    'Expected a single `$sentinel` message in the device log, but found more than one'
-                  );
-                }
-                sentinelMessage[sentinel]!.complete();
-                break;
-              }
-            }
-          });
-
-        final Completer<void> hotReloadCompleter = Completer<void>();
-        final Completer<void> reloadedCompleter = Completer<void>();
-        final RegExp observatoryRegexp = RegExp('An Observatory debugger and profiler on .+ is available at');
-        runProcess.stdout
-          .transform<String>(utf8.decoder)
-          .transform<String>(const LineSplitter())
-          .listen((String line) {
-            print('run:stdout: $line');
-            if (observatoryRegexp.hasMatch(line)) {
-              hotReloadCompleter.complete();
-            } else if (line.contains('Reloaded')) {
-              reloadedCompleter.complete();
-            }
-          });
-
-        final List<String> runStderr = <String>[];
-        runProcess.stderr
-          .transform<String>(utf8.decoder)
-          .transform<String>(const LineSplitter())
-          .listen((String line) {
-            runStderr.add(line);
-            print('run:stderr: $line');
-          });
-
-        section('Waiting for hot reload availability');
-        await eventOrExit(hotReloadCompleter.future);
-
-        section('Waiting for Dart VM');
-        // Wait for the first message in the log from the Dart VM.
-        await eventOrExit(sentinelMessage.values.toList()[0].future);
-
-        // Change the dart file.
-        generateMain(appDir, sentinelMessage.keys.toList()[1]);
-
-        section('Hot reload');
-        runProcess.stdin.write('r');
-        unawaited(runProcess.stdin.flush());
-        await eventOrExit(reloadedCompleter.future);
-
-        section('Waiting for Dart VM');
-        // Wait for the second message in the log from the Dart VM.
-        await eventOrExit(sentinelMessage.values.toList()[1].future);
-
-        section('Quitting flutter run');
-
-        runProcess.stdin.write('q');
-        unawaited(runProcess.stdin.flush());
-
-        final int runExitCode = await runProcess.exitCode;
-        if (runExitCode != 0 || runStderr.isNotEmpty) {
-          throw Exception(
-            'flutter run exited with code $runExitCode and errors: ${runStderr.join('\n')}.'
-          );
-        }
-      } finally {
-        runProcess.kill();
-        logsProcess.kill();
-        File(path.join(appDir.path, 'lib', 'fuchsia_main.dart')).deleteSync();
-      }
-
-      for (final String sentinel in sentinelMessage.keys) {
-        if (!sentinelMessage[sentinel]!.isCompleted) {
-          throw Exception('Expected $sentinel in the device logs.');
-        }
-      }
-    });
-
-    return TaskResult.success(null);
-  });
-}