Split "_Driver" tests to separate test files.

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

Index: pkg/analysis_server/test/integration/analysis/error_driver_test.dart
diff --git a/pkg/analysis_server/test/integration/analysis/error_driver_test.dart b/pkg/analysis_server/test/integration/analysis/error_driver_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..9f18a12a1c42cc49cea73fa9c3ace729cd4936f1
--- /dev/null
+++ b/pkg/analysis_server/test/integration/analysis/error_driver_test.dart
@@ -0,0 +1,30 @@
+// 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.
+
+import 'package:test_reflective_loader/test_reflective_loader.dart';
+
+import 'error_test.dart';
+
+main() {
+  defineReflectiveSuite(() {
+    defineReflectiveTests(AnalysisErrorIntegrationTest_Driver);
+  });
+}
+
+@reflectiveTest
+class AnalysisErrorIntegrationTest_Driver
+    extends AbstractAnalysisErrorIntegrationTest {
+  @override
+  bool get enableNewAnalysisDriver => true;
+
+  @failingTest
+  test_super_mixins_enabled() async {
+    //  Expected: empty
+    //    Actual: [
+    //    AnalysisError:{"severity":"ERROR","type":"COMPILE_TIME_ERROR","location":{"file":"/var/folders/00/0w95r000h01000cxqpysvccm003j4q/T/analysisServerfbuOQb/test.dart","offset":31,"length":1,"startLine":1,"startColumn":32},"message":"The class 'C' can't be used as a mixin because it extends a class other than Object.","correction":"","code":"mixin_inherits_from_not_object","hasFix":false},
+    //    AnalysisError:{"severity":"ERROR","type":"COMPILE_TIME_ERROR","location":{"file":"/var/folders/00/0w95r000h01000cxqpysvccm003j4q/T/analysisServerfbuOQb/test.dart","offset":31,"length":1,"startLine":1,"startColumn":32},"message":"The class 'C' can't be used as a mixin because it references 'super'.","correction":"","code":"mixin_references_super","hasFix":false}
+    //  ]
+    return super.test_super_mixins_enabled();
+  }
+}