unittest step 3 and 4: remove TestFramework.dart, make test.dart use

lib/unittest/html_config.dart

Index: lib/unittest/html_config.dart
diff --git a/lib/unittest/html_config.dart b/lib/unittest/html_config.dart
index 5f996a0168404d021c67c5b32cff110ba3cea9e8..0fb71189f99f47c86c107ee8218788882937192d 100644
--- a/lib/unittest/html_config.dart
+++ b/lib/unittest/html_config.dart
@@ -36,9 +36,11 @@ class HtmlConfiguration extends Configuration {
 
   void onTestResult(TestCase testCase) {}
 
-  void onDone(int passed, int failed, int errors, List<TestCase> results) {
+  void onDone(int passed, int failed, int errors, List<TestCase> results,
+      String uncaughtError) {
     window.on.error.remove(_onErrorClosure);
-    _showResultsInPage(passed, failed, errors, results, _isLayoutTest);
+    _showResultsInPage(passed, failed, errors, results, _isLayoutTest,
+        uncaughtError);
     window.postMessage('unittest-suite-done', '*');
   }
 }