Remove the non-driver versions of several tests

pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart

Index: pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
diff --git a/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart b/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
index fdec34b24c0d6a88b248c60a2df1cfdb804ef737..460150abb27e9e26578c8d1234f7a8b8ad85561b 100644
--- a/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
+++ b/pkg/analysis_server/test/services/refactoring/convert_method_to_getter_test.dart
@@ -16,7 +16,6 @@ import 'abstract_refactoring.dart';
 main() {
   defineReflectiveSuite(() {
     defineReflectiveTests(ConvertMethodToGetterTest);
-    defineReflectiveTests(ConvertMethodToGetterTest_Driver);
   });
 }
 
@@ -24,6 +23,9 @@ main() {
 class ConvertMethodToGetterTest extends RefactoringTest {
   ConvertMethodToGetterRefactoring refactoring;
 
+  @override
+  bool get enableNewAnalysisDriver => true;
+
   test_change_function() async {
     await indexTestUnit('''
 int test() => 42;
@@ -214,9 +216,3 @@ void test() {}
     _createRefactoringForElement(element);
   }
 }
-
-@reflectiveTest
-class ConvertMethodToGetterTest_Driver extends ConvertMethodToGetterTest {
-  @override
-  bool get enableNewAnalysisDriver => true;
-}