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

tests/isolate/src/APIv2_spawnUriBrowserTest.dart

Index: tests/isolate/src/APIv2_spawnUriBrowserTest.dart
diff --git a/tests/isolate/src/APIv2_spawnUriTest.dart b/tests/isolate/src/APIv2_spawnUriBrowserTest.dart
similarity index 74%
rename from tests/isolate/src/APIv2_spawnUriTest.dart
rename to tests/isolate/src/APIv2_spawnUriBrowserTest.dart
index db3190045e17d470c15c0af549aec01517113ff8..9bd10c9878e6592d11d8ec2b24506e50f317bab1 100644
--- a/tests/isolate/src/APIv2_spawnUriTest.dart
+++ b/tests/isolate/src/APIv2_spawnUriBrowserTest.dart
@@ -8,15 +8,19 @@
 // OtherScripts=APIv2_spawnUriChildIsolate.dart
 #library('spawn_tests');
 #import('../../../lib/unittest/unittest.dart');
+#import('../../../lib/unittest/dom_config.dart');
+#import('dart:dom'); // import added so test.dart can treat this as a webtest.
 #import('dart:isolate');
 
 main() {
-  test('isolate fromUri - send and reply', () {
+  useDomConfiguration();
+  asyncTest('isolate fromUri - send and reply', 1, () {
     ReceivePort port = new ReceivePort();
-    port.receive(expectAsync2((msg, _) {
+    port.receive((msg, _) {
       expect(msg).equals('re: hi');
       port.close();
-    }));
+      callbackDone();
+    });
 
     // TODO(eub): make this work for non-JS targets.
     SendPort s = spawnUri('APIv2_spawnUriChildIsolate.js');