Pull in test_reflective_loader 0.0.4 and switch analyzer to it.

pkg/analyzer/test/src/dart/constant/value_test.dart

 // Copyright (c) 2016, 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 analyzer.test.src.dart.constant.value_test;
 
 import 'package:analyzer/src/generated/constant.dart';
 import 'package:analyzer/src/generated/resolver.dart';
 import 'package:analyzer/src/generated/testing/test_type_provider.dart';
+import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../../generated/test_support.dart';
-import '../../../reflective_tests.dart';
 import '../../../utils.dart';
 
 main() {
   initializeTestEnvironment();
-  runReflectiveTests(DartObjectImplTest);
+  defineReflectiveTests(DartObjectImplTest);
 }
 
 const int LONG_MAX_VALUE = 0x7fffffffffffffff;
 
 @reflectiveTest
 class DartObjectImplTest extends EngineTestCase {
   TypeProvider _typeProvider = new TestTypeProvider();
 
   void test_add_knownDouble_knownDouble() {
     _assertAdd(_doubleValue(3.0), _doubleValue(1.0), _doubleValue(2.0));
@@ skipping 1991 matching lines @@
     } else {
       return new DartObjectImpl(
           _typeProvider.stringType, new StringState(value));
     }
   }
 
   DartObjectImpl _symbolValue(String value) {
     return new DartObjectImpl(_typeProvider.symbolType, new SymbolState(value));
   }
 }