Removes MessageLoop::Type checks in favor of IsCurrent on MessageLoops.

ui/base/test/ui_controls_mac.mm

Index: ui/base/test/ui_controls_mac.mm
diff --git a/ui/base/test/ui_controls_mac.mm b/ui/base/test/ui_controls_mac.mm
index c5e8f75837d55ced95ede7c7758ee41061d4d5f7..86345405bfe5b744f4f53b234fbe7b3f5b87b5c5 100644
--- a/ui/base/test/ui_controls_mac.mm
+++ b/ui/base/test/ui_controls_mac.mm
@@ -241,7 +241,7 @@ bool SendKeyPressNotifyWhenDone(gfx::NativeWindow window,
                                 bool command,
                                 const base::Closure& task) {
   CHECK(g_ui_controls_enabled);
-  DCHECK_EQ(base::MessageLoop::TYPE_UI, base::MessageLoop::current()->type());
+  DCHECK(base::MessageLoopForUI::IsCurrent());
 
   std::vector<NSEvent*> events;
   SynthesizeKeyEventsSequence(