Make the analysis server integration tests driver only.

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

Index: pkg/analysis_server/test/integration/analysis/get_errors_nonStandard_sdk.dart
diff --git a/pkg/analysis_server/test/integration/analysis/get_errors_nonStandard_sdk.dart b/pkg/analysis_server/test/integration/analysis/get_errors_nonStandard_sdk.dart
index 6c91c8015123c74ae6c9d94b7d4785577f069b4c..6e803844d99ef7afa16204e91eae0f45c571ff41 100644
--- a/pkg/analysis_server/test/integration/analysis/get_errors_nonStandard_sdk.dart
+++ b/pkg/analysis_server/test/integration/analysis/get_errors_nonStandard_sdk.dart
@@ -17,7 +17,6 @@ import '../integration_tests.dart';
 main() {
   defineReflectiveSuite(() {
     defineReflectiveTests(AnalysisDomainGetErrorsTest);
-    defineReflectiveTests(AnalysisDomainGetErrorsTest_Driver);
   });
 }
 
@@ -25,7 +24,8 @@ main() {
  * Tests that when an SDK path is specified on the command-line (via the `--sdk`
  * argument) that the specified SDK is used.
  */
-class AbstractAnalysisDomainGetErrorsTest
+@reflectiveTest
+class AnalysisDomainGetErrorsTest
     extends AbstractAnalysisServerIntegrationTest {
   String createNonStandardSdk() {
     MockSdkLibrary fakeLibrary =
@@ -93,13 +93,3 @@ import 'dart:fake';
     expect(errors[0].code, 'unused_import');
   }
 }
-
-@reflectiveTest
-class AnalysisDomainGetErrorsTest extends AbstractAnalysisDomainGetErrorsTest {}
-
-@reflectiveTest
-class AnalysisDomainGetErrorsTest_Driver
-    extends AbstractAnalysisDomainGetErrorsTest {
-  @override
-  bool get enableNewAnalysisDriver => true;
-}