Remove "unnecessary" imports in test/material (#75359)

packages/flutter/test/material/list_tile_test.dart

@@ -5,7 +5,6 @@
 import 'dart:math' as math;
 import 'dart:ui';
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';

packages/flutter/test/material/material_test.dart

@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
-import 'package:flutter/painting.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
 

packages/flutter/test/material/navigation_rail_theme_test.dart

@@ -2,7 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';

packages/flutter/test/material/page_test.dart

@@ -2,7 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart' show CupertinoPageRoute;
 import 'package:flutter/rendering.dart';

packages/flutter/test/material/radio_list_tile_test.dart

@@ -4,7 +4,6 @@
 
 import 'dart:ui';
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';

packages/flutter/test/material/range_slider_test.dart

@@ -4,7 +4,6 @@
 
 import 'dart:ui';
 
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';

packages/flutter/test/material/refresh_indicator_test.dart

@@ -4,7 +4,6 @@
 
 import 'dart:async';
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
 

packages/flutter/test/material/reorderable_list_test.dart

@@ -4,7 +4,6 @@
 
 import 'package:flutter/gestures.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/semantics.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
 

packages/flutter/test/material/slider_theme_test.dart

@@ -7,7 +7,6 @@ import 'dart:ui' show window;
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:flutter/painting.dart';
 
 import '../rendering/mock_canvas.dart';
 

packages/flutter/test/material/tabs_test.dart

@@ -5,11 +5,9 @@
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/physics.dart';
 
-import '../flutter_test_alternative.dart' show Fake;
 import '../rendering/mock_canvas.dart';
 import '../rendering/recording_canvas.dart';
 import '../widgets/semantics_tester.dart';

packages/flutter/test/material/text_field_restoration_test.dart

@@ -3,9 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:flutter/widgets.dart';
 
 const String text = 'Hello World! How are you? Life is good!';
 const String alternativeText = 'Everything is awesome!!';

packages/flutter/test/material/text_field_splash_test.dart

@@ -5,7 +5,6 @@
 import 'package:flutter/gestures.dart' show kPressTimeout;
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:flutter/rendering.dart';
 
 bool confirmCalled = false;
 bool cancelCalled = false;

packages/flutter/test/material/text_field_test.dart

@@ -13,7 +13,6 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter/foundation.dart';
-import 'package:flutter/gestures.dart' show DragStartBehavior, PointerDeviceKind;
 
 import '../widgets/editable_text_utils.dart' show findRenderEditable, globalize, textOffsetToPosition;
 import '../widgets/semantics_tester.dart';

packages/flutter/test/material/text_selection_test.dart

@@ -6,7 +6,6 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
-import 'package:flutter/widgets.dart';
 import '../widgets/editable_text_utils.dart' show findRenderEditable, globalize, textOffsetToPosition;
 
 class MockClipboard {

packages/flutter/test/material/text_selection_theme_test.dart

@@ -2,10 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/src/material/selectable_text.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../rendering/mock_canvas.dart';

packages/flutter/test/material/text_selection_toolbar_test.dart

@@ -6,7 +6,6 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/widgets.dart';
 
 import '../widgets/editable_text_utils.dart' show textOffsetToPosition;
 

packages/flutter/test/material/text_selection_toolbar_text_button_test.dart

@@ -4,8 +4,6 @@
 
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart';
-import 'package:flutter/widgets.dart';
 
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();

packages/flutter/test/material/time_picker_test.dart

@@ -5,7 +5,6 @@
 @TestOn('!chrome')
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import '../widgets/semantics_tester.dart';

packages/flutter/test/material/time_picker_theme_test.dart

@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
-import 'package:flutter/painting.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
 

packages/flutter/test/material/tooltip_test.dart

@@ -9,7 +9,6 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/widgets.dart';
 
 import '../rendering/mock_canvas.dart';
 import '../widgets/semantics_tester.dart';

packages/flutter/test/material/tooltip_theme_test.dart

@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 import 'package:flutter/services.dart';
-import 'package:flutter/src/material/tooltip_theme.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';