Fixes bad code in OnViewVisibilityChanged

services/view_manager/view_manager_client_apptest.cc

Index: services/view_manager/view_manager_client_apptest.cc
diff --git a/services/view_manager/view_manager_client_apptest.cc b/services/view_manager/view_manager_client_apptest.cc
index 994bfb0a7edd73bef974641ffde03110341d66f8..52c2587d2541ec7a35e411d446a14ad957981b5f 100644
--- a/services/view_manager/view_manager_client_apptest.cc
+++ b/services/view_manager/view_manager_client_apptest.cc
@@ -425,10 +425,7 @@ class VisibilityChangeObserver : public ViewObserver {
 
 }  // namespace
 
-// TODO(alhaad): Re-enable this once
-// ViewManagerClientImpl::OnViewVisibilityChanged() does not cause a race
-// condition when called from two clients.
-TEST_F(ViewManagerTest, DISABLED_Visible) {
+TEST_F(ViewManagerTest, Visible) {
   View* view1 = window_manager()->CreateView();
   view1->SetVisible(true);
   window_manager()->GetRoot()->AddChild(view1);