Nukes USE_AURA ifdefs from views

ui/views/controls/button/menu_button.cc

Index: ui/views/controls/button/menu_button.cc
diff --git a/ui/views/controls/button/menu_button.cc b/ui/views/controls/button/menu_button.cc
index 6ad0aa2f80cbad90f7a94377f5ee8300e247bbbb..0f6a393186f6d8e58b3a824ef49e72be9c7b91d8 100644
--- a/ui/views/controls/button/menu_button.cc
+++ b/ui/views/controls/button/menu_button.cc
@@ -220,16 +220,12 @@ bool MenuButton::OnKeyPressed(const ui::KeyEvent& event) {
     case ui::VKEY_UP:
     case ui::VKEY_DOWN: {
       // WARNING: we may have been deleted by the time Activate returns.
-      bool ret = Activate();
-#if defined(USE_AURA)
-      // This is to prevent the keyboard event from being dispatched twice.
-      // The Activate function returns false in most cases. In AURA if the
-      // keyboard event is not handled, we pass it to the default handler
-      // which dispatches the event back to us causing the menu to get
-      // displayed again.
-      ret = true;
-#endif
-      return ret;
+      Activate();
+      // This is to prevent the keyboard event from being dispatched twice.  If
+      // the keyboard event is not handled, we pass it to the default handler
+      // which dispatches the event back to us causing the menu to get displayed
+      // again. Return true to prevent this.
+      return true;
     }
     default:
       break;