Remove generated code filter from Swift formatting

script/tool/lib/src/format_command.dart

@@ -179,10 +179,8 @@ class FormatCommand extends PackageCommand {
   }
 
   Future<void> _formatAndLintSwift(Iterable<String> files) async {
-    // TODO(jmagman): Remove generated file filter when pigeon Swift generation matches swift-format.
-    // https://github.com/flutter/flutter/issues/141799
-    final Iterable<String> swiftFiles = _filterGeneratedFiles(
-        _getPathsWithExtensions(files, <String>{'.swift'}));
+    final Iterable<String> swiftFiles =
+        _getPathsWithExtensions(files, <String>{'.swift'});
     if (swiftFiles.isNotEmpty) {
       final String swiftFormat = await _findValidSwiftFormat();
       print('Formatting .swift files...');
@@ -359,13 +357,6 @@ class FormatCommand extends PackageCommand {
         (String filePath) => extensions.contains(path.extension(filePath)));
   }
 
-  Iterable<String> _filterGeneratedFiles(Iterable<String> files) {
-    return files.where((String filePath) {
-      final String basename = path.basename(filePath);
-      return !basename.contains('.gen.') && !basename.contains('.g.');
-    });
-  }
-
   Future<String> _getJavaFormatterPath() async {
     final String javaFormatterPath = path.join(
         path.dirname(path.fromUri(platform.script)),

script/tool/test/format_command_test.dart

@@ -573,22 +573,6 @@ void main() {
           ]));
     });
 
-    test('skips generated Swift files', () async {
-      const List<String> files = <String>[
-        'macos/foo.gen.swift',
-        'macos/foo.g.swift',
-      ];
-      createFakePlugin(
-        'a_plugin',
-        packagesDir,
-        extraFiles: files,
-      );
-
-      await runCapturingPrint(runner, <String>['format', '--swift']);
-
-      expect(processRunner.recordedCalls, orderedEquals(<ProcessCall>[]));
-    });
-
     test('skips Swift if --no-swift flag is provided', () async {
       const List<String> files = <String>[
         'macos/foo.swift',