Pull in test_reflective_loader 0.0.4 and switch analyzer to it.

pkg/analyzer/test/src/task/incremental_element_builder_test.dart

Index: pkg/analyzer/test/src/task/incremental_element_builder_test.dart
diff --git a/pkg/analyzer/test/src/task/incremental_element_builder_test.dart b/pkg/analyzer/test/src/task/incremental_element_builder_test.dart
index 56f174e4f773c459f535c5dc1930d1846882f5a4..b5765ebc5f495f3d4a84e461a5a1e0d986d3e23c 100644
--- a/pkg/analyzer/test/src/task/incremental_element_builder_test.dart
+++ b/pkg/analyzer/test/src/task/incremental_element_builder_test.dart
@@ -14,15 +14,15 @@ import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/task/dart.dart';
 import 'package:analyzer/src/task/incremental_element_builder.dart';
 import 'package:analyzer/task/dart.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
-import '../../reflective_tests.dart';
 import '../../utils.dart';
 import '../context/abstract_context.dart';
 
 main() {
   initializeTestEnvironment();
-  runReflectiveTests(IncrementalCompilationUnitElementBuilderTest);
+  defineReflectiveTests(IncrementalCompilationUnitElementBuilderTest);
 }
 
 @reflectiveTest