Remove new keyword in a few files (#104438)

dev/benchmarks/microbenchmarks/lib/common.dart

@@ -54,7 +54,7 @@ double _doProbability({required double mean, required double stddev, required do
 
 /// Example:
 ///
-///     BenchmarkResultPrinter printer = new BenchmarkResultPrinter();
+///     BenchmarkResultPrinter printer = BenchmarkResultPrinter();
 ///     printer.add(
 ///       description: 'Average frame time',
 ///       value: averageFrameTime,

packages/flutter/lib/src/painting/text_style.dart

@@ -14,10 +14,10 @@ import 'text_painter.dart';
 const String _kDefaultDebugLabel = 'unknown';
 
 const String _kColorForegroundWarning = 'Cannot provide both a color and a foreground\n'
-    'The color argument is just a shorthand for "foreground: new Paint()..color = color".';
+    'The color argument is just a shorthand for "foreground: Paint()..color = color".';
 
 const String _kColorBackgroundWarning = 'Cannot provide both a backgroundColor and a background\n'
-    'The backgroundColor argument is just a shorthand for "background: new Paint()..color = color".';
+    'The backgroundColor argument is just a shorthand for "background: Paint()..color = color".';
 
 // The default font size if none is specified. This should be kept in
 // sync with the default values in text_painter.dart, as well as the

packages/flutter/lib/src/widgets/platform_view.dart

@@ -144,8 +144,8 @@ class AndroidView extends StatefulWidget {
   ///     child: AndroidView(
   ///       viewType: 'webview',
   ///       gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>[
-  ///         new Factory<OneSequenceGestureRecognizer>(
-  ///           () => new EagerGestureRecognizer(),
+  ///         Factory<OneSequenceGestureRecognizer>(
+  ///           () => EagerGestureRecognizer(),
   ///         ),
   ///       ].toSet(),
   ///     ),
@@ -284,8 +284,8 @@ class UiKitView extends StatefulWidget {
   ///     child: UiKitView(
   ///       viewType: 'webview',
   ///       gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>[
-  ///         new Factory<OneSequenceGestureRecognizer>(
-  ///           () => new EagerGestureRecognizer(),
+  ///         Factory<OneSequenceGestureRecognizer>(
+  ///           () => EagerGestureRecognizer(),
   ///         ),
   ///       ].toSet(),
   ///     ),
@@ -994,8 +994,8 @@ class PlatformViewSurface extends LeafRenderObjectWidget {
   ///     height: 100.0,
   ///     child: PlatformViewSurface(
   ///       gestureRecognizers: <Factory<OneSequenceGestureRecognizer>>[
-  ///         new Factory<OneSequenceGestureRecognizer>(
-  ///           () => new EagerGestureRecognizer(),
+  ///         Factory<OneSequenceGestureRecognizer>(
+  ///           () => EagerGestureRecognizer(),
   ///         ),
   ///       ].toSet(),
   ///     ),

packages/flutter/lib/src/widgets/preferred_size.dart

@@ -32,7 +32,7 @@ abstract class PreferredSizeWidget implements Widget {
   /// In many cases it's only necessary to define one preferred dimension.
   /// For example the [Scaffold] only depends on its app bar's preferred
   /// height. In that case implementations of this method can just return
-  /// `new Size.fromHeight(myAppBarHeight)`.
+  /// `Size.fromHeight(myAppBarHeight)`.
   Size get preferredSize;
 }
 

packages/flutter/lib/src/widgets/sliver.dart

@@ -295,7 +295,7 @@ typedef ChildIndexGetter = int? Function(Key key);
 /// {@end-tool}
 ///
 /// In certain cases, only a subset of child widgets should be annotated
-/// with a semantic index. For example, in [new ListView.separated()] the
+/// with a semantic index. For example, in [ListView.separated()] the
 /// separators do not have an index associated with them. This is done by
 /// providing a `semanticIndexCallback` which returns null for separators
 /// indexes and rounds the non-separator indexes down by half.
@@ -541,7 +541,7 @@ class SliverChildBuilderDelegate extends SliverChildDelegate {
 /// second delegate should offset its children by 10.
 ///
 /// In certain cases, only a subset of child widgets should be annotated
-/// with a semantic index. For example, in [new ListView.separated()] the
+/// with a semantic index. For example, in [ListView.separated()] the
 /// separators do not have an index associated with them. This is done by
 /// providing a `semanticIndexCallback` which returns null for separators
 /// indexes and rounds the non-separator indexes down by half.

packages/flutter/test/painting/colors_test.dart

@@ -102,7 +102,7 @@ void main() {
           within<HSVColor>(distance: _doubleColorPrecision, from: hsvColor),
         );
       }
-      // output.add(new HSVColor.fromAHSV(1.0, 0.0, 1.0, value).toColor());
+      // output.add(HSVColor.fromAHSV(1.0, 0.0, 1.0, value).toColor());
     }
     final List<Color> expectedColors = <Color>[
       const Color(0xff000000),

packages/flutter_driver/lib/driver_extension.dart

@@ -20,7 +20,7 @@
 ///
 ///     main() {
 ///       enableFlutterDriverExtension();
-///       runApp(new ExampleApp());
+///       runApp(ExampleApp());
 ///     }
 library flutter_driver_extension;
 

packages/flutter_driver/lib/src/common/enum_util.dart

@@ -12,7 +12,7 @@
 /// Example:
 ///
 ///     enum Vote { yea, nay }
-///     final index = new EnumIndex(Vote.values);
+///     final index = EnumIndex(Vote.values);
 ///     index.lookupBySimpleName('yea'); // returns Vote.yea
 ///     index.toSimpleName(Vote.nay); // returns 'nay'
 class EnumIndex<E> {

packages/flutter_localizations/lib/src/cupertino_localizations.dart

@@ -32,7 +32,7 @@ import 'widgets_localizations.dart';
 /// app supports with [CupertinoApp.supportedLocales]:
 ///
 /// ```dart
-/// new CupertinoApp(
+/// CupertinoApp(
 ///   localizationsDelegates: GlobalCupertinoLocalizations.delegates,
 ///   supportedLocales: [
 ///     const Locale('en', 'US'), // American English
@@ -438,7 +438,7 @@ abstract class GlobalCupertinoLocalizations implements CupertinoLocalizations {
   /// app supports with [CupertinoApp.supportedLocales]:
   ///
   /// ```dart
-  /// new CupertinoApp(
+  /// CupertinoApp(
   ///   localizationsDelegates: GlobalCupertinoLocalizations.delegates,
   ///   supportedLocales: [
   ///     const Locale('en', 'US'), // English

packages/flutter_localizations/lib/src/material_localizations.dart

@@ -30,7 +30,7 @@ import 'widgets_localizations.dart';
 /// app supports with [MaterialApp.supportedLocales]:
 ///
 /// ```dart
-/// new MaterialApp(
+/// MaterialApp(
 ///   localizationsDelegates: GlobalMaterialLocalizations.delegates,
 ///   supportedLocales: [
 ///     const Locale('en', 'US'), // American English
@@ -682,7 +682,7 @@ abstract class GlobalMaterialLocalizations implements MaterialLocalizations {
   /// app supports with [MaterialApp.supportedLocales]:
   ///
   /// ```dart
-  /// new MaterialApp(
+  /// MaterialApp(
   ///   localizationsDelegates: GlobalMaterialLocalizations.delegates,
   ///   supportedLocales: [
   ///     const Locale('en', 'US'), // English

packages/flutter_test/lib/src/nonconst.dart

@@ -13,7 +13,7 @@
 ///
 /// main () {
 ///   // prevent prefer_const_constructors lint
-///   new A(nonconst(null));
+///   A(nonconst(null));
 ///
 ///   // prevent prefer_const_declarations lint
 ///   final int $null = nonconst(null);

packages/flutter_tools/test/integration.shard/test_data/basic_project.dart

@@ -25,7 +25,7 @@ class BasicProject extends Project {
 
   Future<void> main() async {
     while (true) {
-      runApp(new MyApp());
+      runApp(MyApp());
       await Future.delayed(const Duration(milliseconds: 50));
     }
   }
@@ -34,9 +34,9 @@ class BasicProject extends Project {
     @override
     Widget build(BuildContext context) {
       topLevelFunction();
-      return new MaterialApp( // BUILD BREAKPOINT
+      return MaterialApp( // BUILD BREAKPOINT
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }
@@ -136,7 +136,7 @@ class BasicProjectWithTimelineTraces extends Project {
 
   Future<void> main() async {
     while (true) {
-      runApp(new MyApp());
+      runApp(MyApp());
       await Future.delayed(const Duration(milliseconds: 50));
       Timeline.instantSync('main');
     }
@@ -146,9 +146,9 @@ class BasicProjectWithTimelineTraces extends Project {
     @override
     Widget build(BuildContext context) {
       topLevelFunction();
-      return new MaterialApp( // BUILD BREAKPOINT
+      return MaterialApp( // BUILD BREAKPOINT
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }
@@ -208,17 +208,17 @@ class BasicProjectWithUnaryMain extends Project {
   import 'package:flutter/material.dart';
   Future<void> main(List<String> args) async {
     while (true) {
-      runApp(new MyApp());
+      runApp(MyApp());
       await Future.delayed(const Duration(milliseconds: 50));
     }
   }
   class MyApp extends StatelessWidget {
     @override
     Widget build(BuildContext context) {
       topLevelFunction();
-      return new MaterialApp( // BUILD BREAKPOINT
+      return MaterialApp( // BUILD BREAKPOINT
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }

packages/flutter_tools/test/integration.shard/test_data/deferred_components_project.dart

@@ -45,7 +45,7 @@ class DeferredComponentsProject extends Project {
         libFuture = DeferredLibrary.loadLibrary();
         libFuture?.whenComplete(() => deferredText = 'complete ${DeferredLibrary.add(10, 42)}');
       }
-      runApp(new MyApp());
+      runApp(MyApp());
       await Future.delayed(const Duration(milliseconds: 50));
     }
   }
@@ -54,9 +54,9 @@ class DeferredComponentsProject extends Project {
     @override
     Widget build(BuildContext context) {
       topLevelFunction();
-      return new MaterialApp( // BUILD BREAKPOINT
+      return MaterialApp( // BUILD BREAKPOINT
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }

packages/flutter_tools/test/integration.shard/test_data/multidex_project.dart

@@ -77,9 +77,9 @@ class MultidexProject extends Project {
   class MyApp extends StatelessWidget {
     @override
     Widget build(BuildContext context) {
-      return new MaterialApp(
+      return MaterialApp(
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }

packages/flutter_tools/test/integration.shard/test_data/project_with_early_error.dart

@@ -25,7 +25,7 @@ class ProjectWithEarlyError extends Project {
 
   Future<void> main() async {
     while (true) {
-      runApp(new MyApp());
+      runApp(MyApp());
       await Future.delayed(const Duration(milliseconds: 50));
     }
   }

packages/flutter_tools/test/integration.shard/test_data/stepping_project.dart

@@ -21,7 +21,7 @@ class SteppingProject extends Project {
 
   import 'package:flutter/material.dart';
 
-  void main() => runApp(new MyApp());
+  void main() => runApp(MyApp());
 
   class MyApp extends StatefulWidget {
     @override
@@ -37,17 +37,17 @@ class SteppingProject extends Project {
 
     Future<void> doAsyncStuff() async {
       print("test"); // BREAKPOINT
-      await new Future.value(true); // STEP 1 // STEP 2
-      await new Future.microtask(() => true); // STEP 3 // STEP 4
-      await new Future.delayed(const Duration(milliseconds: 1)); // STEP 5 // STEP 6
+      await Future.value(true); // STEP 1 // STEP 2
+      await Future.microtask(() => true); // STEP 3 // STEP 4
+      await Future.delayed(const Duration(milliseconds: 1)); // STEP 5 // STEP 6
       print("done!"); // STEP 7
     } // STEP 8
 
     @override
     Widget build(BuildContext context) {
-      return new MaterialApp(
+      return MaterialApp(
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }
@@ -77,7 +77,7 @@ class WebSteppingProject extends Project {
 
   import 'package:flutter/material.dart';
 
-  void main() => runApp(new MyApp());
+  void main() => runApp(MyApp());
 
   class MyApp extends StatefulWidget {
     @override
@@ -93,17 +93,17 @@ class WebSteppingProject extends Project {
 
     Future<void> doAsyncStuff() async {
       print("test"); // BREAKPOINT
-      await new Future.value(true); // STEP 1
-      await new Future.microtask(() => true); // STEP 2
-      await new Future.delayed(const Duration(milliseconds: 1));  // STEP 3
+      await Future.value(true); // STEP 1
+      await Future.microtask(() => true); // STEP 2
+      await Future.delayed(const Duration(milliseconds: 1));  // STEP 3
       print("done!"); // STEP 4
     } // STEP 5
 
     @override
     Widget build(BuildContext context) {
-      return new MaterialApp(
+      return MaterialApp(
         title: 'Flutter Demo',
-        home: new Container(),
+        home: Container(),
       );
     }
   }