Move MessageLoop to base namespace.

chrome/browser/sync/glue/typed_url_change_processor.h

Index: chrome/browser/sync/glue/typed_url_change_processor.h
diff --git a/chrome/browser/sync/glue/typed_url_change_processor.h b/chrome/browser/sync/glue/typed_url_change_processor.h
index 619a8ebd433117e256a421198e7799bb8ceb38d0..823c45c4274aaeff881bc66b8a7942bb4f1a2016 100644
--- a/chrome/browser/sync/glue/typed_url_change_processor.h
+++ b/chrome/browser/sync/glue/typed_url_change_processor.h
@@ -17,9 +17,12 @@
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_types.h"
 
-class MessageLoop;
 class Profile;
 
+namespace base {
+class MessageLoop;
+}
+
 namespace content {
 class NotificationService;
 }
@@ -101,7 +104,7 @@ class TypedUrlChangeProcessor : public ChangeProcessor,
 
   content::NotificationRegistrar notification_registrar_;
 
-  MessageLoop* expected_loop_;
+  base::MessageLoop* expected_loop_;
 
   scoped_ptr<content::NotificationService> notification_service_;