Refactor menu controller to isolate aura dependency.

ui/views/controls/menu/display_change_listener_mac.cc

Index: ui/views/controls/menu/display_change_listener_mac.cc
diff --git a/base/critical_closure_internal_ios.mm b/ui/views/controls/menu/display_change_listener_mac.cc
similarity index 53%
copy from base/critical_closure_internal_ios.mm
copy to ui/views/controls/menu/display_change_listener_mac.cc
index b8fec141b2198e53c2b8e2d4826a1fba7edc0212..d9dfeda5cfd8b2e303e7f6e0ce8c218d1ab1819b 100644
--- a/base/critical_closure_internal_ios.mm
+++ b/ui/views/controls/menu/display_change_listener_mac.cc
@@ -2,16 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "base/critical_closure.h"
+#include "ui/views/controls/menu/menu_runner.h"
 
-#import <UIKit/UIKit.h>
-
-namespace base {
+namespace views {
 namespace internal {
 
-bool IsMultiTaskingSupported() {
-  return [[UIDevice currentDevice] isMultitaskingSupported];
+// static
+DisplayChangeListener* DisplayChangeListener::Create(Widget*, MenuRunner*) {
+  return NULL;
 }
 
 }  // namespace internal
-}  // namespace base
+}  // namespace views