[Gardening] Remove an invalid (and flaky) test

pkg/analysis_server/test/integration/analysis/get_errors_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library test.integration.analysis.get.errors;
 
 import 'dart:async';
 
 import 'package:test/test.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../integration_tests.dart';
 
+main() {
+  defineReflectiveSuite(() {
+    defineReflectiveTests(GetErrorsTest);
+    defineReflectiveTests(GetErrorsTest_Driver);
+  });
+}
+
 /**
  * Base class for testing the "analysis.getErrors" request.
  */
 class AnalysisDomainGetErrorsTest
     extends AbstractAnalysisServerIntegrationTest {
-  /**
-   * True if the "analysis.getErrors" request should be made after analysis is
-   * complete.
-   */
-  final bool afterAnalysis;
-
-  AnalysisDomainGetErrorsTest(this.afterAnalysis);
+  AnalysisDomainGetErrorsTest();
 
   test_getErrors() {
     String pathname = sourcePath('test.dart');
     String text = r'''
 main() {
   var x // parse error: missing ';'
 }''';
     writeFile(pathname, text);
     standardAnalysisSetup();
     Future finishTest() {
       return sendAnalysisGetErrors(pathname).then((result) {
         expect(result.errors, equals(currentAnalysisErrors[pathname]));
       });
     }
-    if (afterAnalysis) {
-      return analysisFinished.then((_) => finishTest());
-    } else {
-      return finishTest();
-    }
+
+    return analysisFinished.then((_) => finishTest());
   }
 }
+
+@reflectiveTest
+class GetErrorsTest extends AnalysisDomainGetErrorsTest {}
+
+@reflectiveTest
+class GetErrorsTest_Driver extends AnalysisDomainGetErrorsTest {
+  @override
+  bool get enableNewAnalysisDriver => true;
+}