diff --git a/packages/camera/camera/test/camera_value_test.dart b/packages/camera/camera/test/camera_value_test.dart
index e23b865f30..dbb1ddcbf7 100644
--- a/packages/camera/camera/test/camera_value_test.dart
+++ b/packages/camera/camera/test/camera_value_test.dart
@@ -2,14 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
-
 import 'package:camera/camera.dart';
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
 
diff --git a/packages/camera/camera_web/example/integration_test/camera_service_test.dart b/packages/camera/camera_web/example/integration_test/camera_service_test.dart
index 27199320fc..908d52195d 100644
--- a/packages/camera/camera_web/example/integration_test/camera_service_test.dart
+++ b/packages/camera/camera_web/example/integration_test/camera_service_test.dart
@@ -4,9 +4,6 @@
 
 import 'dart:html';
 import 'dart:js_util' as js_util;
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
 
 import 'package:camera_platform_interface/camera_platform_interface.dart';
 import 'package:camera_web/src/camera.dart';
diff --git a/packages/camera/camera_web/example/integration_test/camera_web_test.dart b/packages/camera/camera_web/example/integration_test/camera_web_test.dart
index 820a84be72..784249e684 100644
--- a/packages/camera/camera_web/example/integration_test/camera_web_test.dart
+++ b/packages/camera/camera_web/example/integration_test/camera_web_test.dart
@@ -4,9 +4,6 @@
 
 import 'dart:async';
 import 'dart:html';
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
 
 import 'package:async/async.dart';
 import 'package:camera_platform_interface/camera_platform_interface.dart';
diff --git a/packages/camera/camera_web/lib/src/camera_service.dart b/packages/camera/camera_web/lib/src/camera_service.dart
index 451278c23f..85270e4180 100644
--- a/packages/camera/camera_web/lib/src/camera_service.dart
+++ b/packages/camera/camera_web/lib/src/camera_service.dart
@@ -3,9 +3,6 @@
 // found in the LICENSE file.
 
 import 'dart:html' as html;
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
 
 import 'package:camera_platform_interface/camera_platform_interface.dart';
 import 'package:flutter/foundation.dart';
diff --git a/packages/pigeon/platform_tests/shared_test_plugin_code/lib/integration_tests.dart b/packages/pigeon/platform_tests/shared_test_plugin_code/lib/integration_tests.dart
index c69256c4f4..c43e2ef37b 100644
--- a/packages/pigeon/platform_tests/shared_test_plugin_code/lib/integration_tests.dart
+++ b/packages/pigeon/platform_tests/shared_test_plugin_code/lib/integration_tests.dart
@@ -2,10 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#10_regularInt31)
-// ignore: unnecessary_import
-import 'dart:typed_data';
-
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
diff --git a/packages/url_launcher/url_launcher/test/src/legacy_api_test.dart b/packages/url_launcher/url_launcher/test/src/legacy_api_test.dart
index e353128317..14f0b57828 100644
--- a/packages/url_launcher/url_launcher/test/src/legacy_api_test.dart
+++ b/packages/url_launcher/url_launcher/test/src/legacy_api_test.dart
@@ -2,10 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#105648)
-// ignore: unnecessary_import
-import 'dart:ui' show Brightness;
-
 import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart' show PlatformException;
diff --git a/packages/video_player/video_player_android/test/android_video_player_test.dart b/packages/video_player/video_player_android/test/android_video_player_test.dart
index d30d1d4faa..f9e8e59dfc 100644
--- a/packages/video_player/video_player_android/test/android_video_player_test.dart
+++ b/packages/video_player/video_player_android/test/android_video_player_test.dart
@@ -2,10 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
-
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:video_player_android/src/messages.g.dart';
diff --git a/packages/video_player/video_player_avfoundation/test/avfoundation_video_player_test.dart b/packages/video_player/video_player_avfoundation/test/avfoundation_video_player_test.dart
index 671256ae07..9102fd815c 100644
--- a/packages/video_player/video_player_avfoundation/test/avfoundation_video_player_test.dart
+++ b/packages/video_player/video_player_avfoundation/test/avfoundation_video_player_test.dart
@@ -2,10 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:ui';
-
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:video_player_avfoundation/src/messages.g.dart';
diff --git a/packages/webview_flutter/webview_flutter_android/lib/src/android_webview_api_impls.dart b/packages/webview_flutter/webview_flutter_android/lib/src/android_webview_api_impls.dart
index 3f8e10b040..74e116da5b 100644
--- a/packages/webview_flutter/webview_flutter_android/lib/src/android_webview_api_impls.dart
+++ b/packages/webview_flutter/webview_flutter_android/lib/src/android_webview_api_impls.dart
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
 import 'dart:typed_data';
 import 'dart:ui';
 
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit.dart
index 33447091e5..c05f699e87 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit.dart
@@ -5,9 +5,6 @@
 import 'dart:math';
 
 import 'package:flutter/foundation.dart';
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'package:flutter/painting.dart' show Color;
 import 'package:flutter/services.dart';
 
 import '../common/instance_manager.dart';
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit_api_impls.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit_api_impls.dart
index 4749c6afca..4672537ef5 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit_api_impls.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/ui_kit/ui_kit_api_impls.dart
@@ -5,9 +5,6 @@
 import 'dart:async';
 import 'dart:math';
 
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'package:flutter/painting.dart' show Color;
 import 'package:flutter/services.dart';
 
 import '../common/instance_manager.dart';
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/test/legacy/web_kit_webview_widget_test.dart b/packages/webview_flutter/webview_flutter_wkwebview/test/legacy/web_kit_webview_widget_test.dart
index 2033d39c98..ebeb3d922b 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/test/legacy/web_kit_webview_widget_test.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/test/legacy/web_kit_webview_widget_test.dart
@@ -3,9 +3,6 @@
 // found in the LICENSE file.
 
 import 'dart:math';
-// TODO(a14n): remove this import once Flutter 3.1 or later reaches stable (including flutter/flutter#106316)
-// ignore: unnecessary_import
-import 'dart:typed_data';
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';