Clean up ignores that are not ignoring anything (#78493)

packages/flutter_driver/lib/src/driver/vmservice_driver.dart

@@ -225,9 +225,6 @@ class VMServiceFlutterDriver extends FlutterDriver {
 
     final Health health = await driver.checkHealth();
     if (health.status != HealthStatus.ok) {
-      // TODO(dnfield): Remove ignore once internal repo is up to date
-      // https://github.com/flutter/flutter/issues/74518
-      // ignore: await_only_futures
       await client.dispose();
       await client.onDone;
       throw DriverError('Flutter application health check failed.');
@@ -519,9 +516,7 @@ class VMServiceFlutterDriver extends FlutterDriver {
 
   @override
   Future<void> close() async {
-    // TODO(dnfield): Remove ignore once internal repo is up to date
+    await _serviceClient.dispose();
-    // https://github.com/flutter/flutter/issues/74518
-    await _serviceClient.dispose(); // ignore: await_only_futures
     await _serviceClient.onDone;
   }
 }

packages/flutter_driver/lib/src/extension/_extension_web.dart

@@ -19,7 +19,6 @@ import 'dart:js_util' as js_util;
 ///  * [_extension_io.dart], which has the dart:io implementation
 void registerWebServiceExtension(Future<Map<String, dynamic>> Function(Map<String, String>) call) {
   js_util.setProperty(html.window, r'$flutterDriver', allowInterop((dynamic message) async {
-    // ignore: undefined_function, undefined_identifier
     final Map<String, String> params = Map<String, String>.from(
         jsonDecode(message as String) as Map<String, dynamic>);
     final Map<String, dynamic> result = Map<String, dynamic>.from(

packages/flutter_driver/test/src/real_tests/stubs/stub_command.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter_driver/flutter_driver.dart'; // ignore: import_of_legacy_library_into_null_safe
+import 'package:flutter_driver/flutter_driver.dart';
 
 class StubNestedCommand extends CommandWithTarget {
   StubNestedCommand(SerializableFinder finder, this.times, {Duration? timeout})

packages/flutter_driver/test/src/real_tests/stubs/stub_command_extension.dart

@@ -3,7 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter_driver/driver_extension.dart';
-import 'package:flutter_driver/flutter_driver.dart'; // ignore: import_of_legacy_library_into_null_safe
+import 'package:flutter_driver/flutter_driver.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'stub_command.dart';

packages/flutter_driver/test/src/real_tests/stubs/stub_finder.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter_driver/flutter_driver.dart'; // ignore: import_of_legacy_library_into_null_safe
+import 'package:flutter_driver/flutter_driver.dart';
 
 class StubFinder extends SerializableFinder {
   StubFinder(this.keyString);

packages/flutter_test/lib/src/test_async_utils.dart

@@ -47,7 +47,6 @@ class _AsyncScope {
 class TestAsyncUtils {
   // This class is not meant to be instatiated or extended; this constructor
   // prevents instantiation and extension.
-  // ignore: unused_element
   TestAsyncUtils._();
   static const String _className = 'TestAsyncUtils';
 

packages/flutter_test/test/window_test.dart

@@ -10,7 +10,7 @@ import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   test('TestWindow can handle new methods without breaking', () {
-    final dynamic testWindow = TestWindow(window: ui.window); // ignore: unnecessary_nullable_for_final_variable_declarations
+    final dynamic testWindow = TestWindow(window: ui.window);
     expect(testWindow.someNewProperty, null);
   });
 

packages/flutter_tools/lib/src/commands/daemon.dart

@@ -427,9 +427,7 @@ class AppDomain extends Domain {
     registerHandler('detach', detach);
   }
 
-  // TODO(jonahwilliams): update after google3 uuid is updated.
+  static const Uuid _uuidGenerator = Uuid();
-  // ignore: prefer_const_constructors
-  static final Uuid _uuidGenerator = Uuid();
 
   static String _getNewAppId() => _uuidGenerator.v4();
 

packages/flutter_tools/lib/src/test/flutter_web_goldens.dart

@@ -4,7 +4,6 @@
 
 // @dart = 2.8
 
-// ignore_for_file: implementation_imports
 
 import 'dart:async';
 import 'dart:typed_data';

packages/flutter_tools/lib/src/test/flutter_web_platform.dart

@@ -4,8 +4,6 @@
 
 // @dart = 2.8
 
-// ignore_for_file: implementation_imports
-
 import 'dart:async';
 import 'dart:typed_data';
 
@@ -19,7 +17,7 @@ import 'package:shelf/shelf_io.dart' as shelf_io;
 import 'package:shelf_static/shelf_static.dart';
 import 'package:shelf_web_socket/shelf_web_socket.dart';
 import 'package:stream_channel/stream_channel.dart';
-import 'package:test_core/src/platform.dart';
+import 'package:test_core/src/platform.dart'; // ignore: implementation_imports
 import 'package:web_socket_channel/web_socket_channel.dart';
 import 'package:webkit_inspection_protocol/webkit_inspection_protocol.dart' hide StackTrace;
 

packages/flutter_tools/lib/src/vmservice.dart

@@ -892,9 +892,6 @@ class FlutterVmService {
   }
 
   Future<void> dispose() async {
-    // TODO(dnfield): Remove ignore once internal repo is up to date
-    // https://github.com/flutter/flutter/issues/74518
-    // ignore: await_only_futures
      await service.dispose();
   }
 }

packages/flutter_tools/test/integration.shard/test_driver.dart

@@ -634,9 +634,6 @@ class FlutterRunTestDriver extends FlutterTestDriver {
     }
     if (_vmService != null) {
       _debugPrint('Closing VM service...');
-      // TODO(dnfield): Remove ignore once internal repo is up to date
-      // https://github.com/flutter/flutter/issues/74518
-      // ignore: await_only_futures
       await _vmService.dispose();
     }
     if (_currentRunningAppId != null) {

packages/flutter_web_plugins/lib/src/plugin_event_channel.dart

@@ -43,8 +43,8 @@ class PluginEventChannel<T> {
     this.name, [
     this.codec = const StandardMethodCodec(),
     this.binaryMessenger,
-  ]) : assert(name != null), // ignore: unnecessary_null_comparison
+  ]) : assert(name != null),
-       assert(codec != null); // ignore: unnecessary_null_comparison
+       assert(codec != null);
 
   /// The logical channel on which communication happens.
   ///
@@ -108,7 +108,7 @@ class _EventChannelHandler<T> {
     this.codec,
     this.controller,
     this.messenger,
-  ) : assert(messenger != null); // ignore: unnecessary_null_comparison
+  ) : assert(messenger != null);
 
   final String name;
   final MethodCodec codec;

packages/flutter_web_plugins/lib/src/plugin_registry.dart

@@ -205,7 +205,7 @@ class PluginRegistry extends Registrar {
       'This feature was deprecated after v1.26.0-18.0.pre.'
     )
     BinaryMessenger? binaryMessenger,
-  ]) : super(); // ignore: avoid_unused_constructor_parameters
+  ]) : super();
 
   /// Returns `this`. The argument is ignored.
   @Deprecated(

packages/flutter_web_plugins/test/plugin_event_channel_test.dart

@@ -5,7 +5,7 @@
 @TestOn('chrome') // Uses web-only Flutter SDK
 
 import 'dart:async';
-import 'dart:ui' as ui; // ignore: unused_import, it looks unused as web-only elements are the only elements used.
+import 'dart:ui' as ui;
 
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';

packages/flutter_web_plugins/test/plugin_registry_test.dart

@@ -4,7 +4,7 @@
 
 @TestOn('chrome') // Uses web-only Flutter SDK
 
-import 'dart:ui' as ui; // ignore: unused_import, it looks unused as web-only elements are the only elements used.
+import 'dart:ui' as ui;
 
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';

packages/fuchsia_remote_debug_protocol/lib/src/dart/dart_vm.dart

@@ -157,9 +157,6 @@ class DartVm {
   ///
   /// After this function completes this object is no longer usable.
   Future<void> stop() async {
-    // TODO(dnfield): Remove ignore once internal repo is up to date
-    // https://github.com/flutter/flutter/issues/74518
-    // ignore: await_only_futures
     await _vmService.dispose();
     await _vmService.onDone;
   }

packages/integration_test/lib/_extension_web.dart

@@ -22,7 +22,6 @@ void registerWebServiceExtension(
     Future<Map<String, dynamic>> Function(Map<String, String>) call) {
   js_util.setProperty(html.window, r'$flutterDriver',
       allowInterop((dynamic message) async {
-    // ignore: undefined_function, undefined_identifier
     final Map<String, String> params = Map<String, String>.from(
         jsonDecode(message as String) as Map<String, dynamic>);
     final Map<String, dynamic> result =

packages/integration_test/lib/integration_test.dart

@@ -202,7 +202,7 @@ class IntegrationTestWidgetsFlutterBinding extends LiveTestWidgetsFlutterBinding
     List<String> streams = const <String>['all'],
     @visibleForTesting vm.VmService? vmService,
   }) async {
-    assert(streams != null); // ignore: unnecessary_null_comparison
+    assert(streams != null);
     assert(streams.isNotEmpty);
     if (vmService != null) {
       _vmService = vmService;

packages/integration_test/lib/integration_test_driver.dart

@@ -32,7 +32,7 @@ Future<void> writeResponseData(
   String testOutputFilename = 'integration_response_data',
   String? destinationDirectory,
 }) async {
-  assert(testOutputFilename != null); // ignore: unnecessary_null_comparison
+  assert(testOutputFilename != null);
   destinationDirectory ??= testOutputsDirectory;
   await fs.directory(destinationDirectory).create(recursive: true);
   final File file = fs.file(path.join(