Add asynchronous test suite runner to Dart rewrite of test scripts.

tests/standalone/src/TestRunnerTest.dart

Index: tests/standalone/src/TestRunnerTest.dart
diff --git a/tests/standalone/src/TestRunnerTest.dart b/tests/standalone/src/TestRunnerTest.dart
index 5892bda005dc2ff5a2cea90abe6a72aa0ee71806..d3ad97b265aac107b89245c6eef46d7369185650 100644
--- a/tests/standalone/src/TestRunnerTest.dart
+++ b/tests/standalone/src/TestRunnerTest.dart
@@ -44,7 +44,7 @@ TestCase MakeTestCase(String testName, List<String> expectations) {
     test_path = "../tests/standalone/src/${testName}.dart";
   }
 
-  return new TestCase(getDartShellFileName(),
+  return new TestCase(testName, getDartShellFileName(),

[Mads Ager (google), 2011/11/08 14:58:21]

I would move argument two to a separate line.

                       <String>["--ignore-unrecognized-flags",
                                "--enable_type_checks",
                                test_path],
@@ -73,7 +73,7 @@ void main() {
   new RunningProcess(MakeTestCase("FailTest", [FAIL]), timeout).start();
   new RunningProcess(MakeTestCase("TimeoutTest", [TIMEOUT]), timeout).start();
 
-  new RunningProcess(new TestCase(getProcessTestFileName(),
+  new RunningProcess(new TestCase("CrashTest", getProcessTestFileName(),

[Mads Ager (google), 2011/11/08 14:58:21]

Ditto.

                                   const ["0", "0", "1", "1"],
                                   TestController.processCompletedTest,
                                   new Set<String>.from([CRASH])),