Changes to run tests on Dartium content shell on Android.

tools/test.dart

Index: tools/test.dart
===================================================================
--- tools/test.dart	(revision 28998)
+++ tools/test.dart	(working copy)
@@ -143,7 +143,9 @@
       var servers = new TestingServers(new Path(TestUtils.buildDir(conf)),
                                        useContentSecurityPolicy,
                                        conf['runtime']);
-      serverFutures.add(servers.startServers(conf['local_ip']));
+      serverFutures.add(servers.startServers(conf['local_ip'],
+          port: int.parse(conf['test_server_port']),
+          crossOriginPort: int.parse(conf['test_server_cross_origin_port'])));
       conf['_servers_'] = servers;
       if (verbose) {
         serverFutures.last.then((_) {