Change mojo URLs from mojo://mojo_foo to mojo://foo.

mojo/services/test_service/test_time_service_impl.cc

Index: mojo/services/test_service/test_time_service_impl.cc
diff --git a/mojo/services/test_service/test_time_service_impl.cc b/mojo/services/test_service/test_time_service_impl.cc
index f4adbaa0ede5df7f2299f84578dc616b53b0a03e..7201620a839cb58866c032148eacc48273b151dc 100644
--- a/mojo/services/test_service/test_time_service_impl.cc
+++ b/mojo/services/test_service/test_time_service_impl.cc
@@ -21,8 +21,7 @@ TestTimeServiceImpl::~TestTimeServiceImpl() {
 void TestTimeServiceImpl::StartTrackingRequests(
     const mojo::Callback<void()>& callback) {
   TestRequestTrackerPtr tracker;
-  application_->ConnectToService(
-      "mojo:mojo_test_request_tracker_app", &tracker);
+  application_->ConnectToService("mojo:test_request_tracker_app", &tracker);
   tracking_.reset(new TestRequestTrackerClientImpl(
       tracker.Pass(), Name_, callback));
 }