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

chrome/browser/jankometer.cc

Index: chrome/browser/jankometer.cc
diff --git a/chrome/browser/jankometer.cc b/chrome/browser/jankometer.cc
index a5d841d9172b129ceee6ed4708f3cf7b3801020e..a159064b96a9b9913cbf512959f62a4d8b0cf620 100644
--- a/chrome/browser/jankometer.cc
+++ b/chrome/browser/jankometer.cc
@@ -280,14 +280,14 @@ class UIJankObserver : public base::RefCountedThreadSafe<UIJankObserver>,
   // attach to the current thread, so this function can be invoked on another
   // thread to attach it.
   void AttachToCurrentThread() {
-    DCHECK_EQ(base::MessageLoop::current()->type(), base::MessageLoop::TYPE_UI);
+    DCHECK(base::MessageLoopForUI::IsCurrent());
     base::MessageLoopForUI::current()->AddObserver(this);
     base::MessageLoop::current()->AddTaskObserver(this);
   }
 
   // Detaches the observer to the current thread's message loop.
   void DetachFromCurrentThread() {
-    DCHECK_EQ(base::MessageLoop::current()->type(), base::MessageLoop::TYPE_UI);
+    DCHECK(base::MessageLoopForUI::IsCurrent());
     base::MessageLoop::current()->RemoveTaskObserver(this);
     base::MessageLoopForUI::current()->RemoveObserver(this);
   }