unittest step2: bye bye to multiple entrypoints for unittest

frog/tests/frog/src/InheritanceOrderingTest.dart

Index: frog/tests/frog/src/InheritanceOrderingTest.dart
diff --git a/frog/tests/frog/src/InheritanceOrderingTest.dart b/frog/tests/frog/src/InheritanceOrderingTest.dart
index d1d84581f3c309040149f01a94830d6a5fe5f5f2..fe829948e5a28a4427c2bb783cfbde93ad07eb2b 100644
--- a/frog/tests/frog/src/InheritanceOrderingTest.dart
+++ b/frog/tests/frog/src/InheritanceOrderingTest.dart
@@ -11,7 +11,8 @@
  * __proto__.
  */
 
-#import('unittest_node.dart');
+#import('node_config.dart');
+#import('../../../../lib/unittest/unittest.dart');
 #import('../../../lang.dart');
 #import('../../../file_system_node.dart');
 #import('../../../lib/node/node.dart');
@@ -49,6 +50,7 @@ class F extends E {
 }
 
 main() {
+  useNodeConfiguration();
 
   // Get the home directory from our executable.
   var homedir = path.dirname(fs.realpathSync(process.argv[1]));