Remove the most obvious dead code from message center.

ui/message_center/views/message_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/message_center/views/message_view.h"
 
 #include "grit/ui_resources.h"
 #include "grit/ui_strings.h"
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/base/l10n/l10n_util.h"
@@ skipping 229 matching lines @@
   if (!extension_id.empty() && !display_source.empty()) {
     AddItem(kToggleExtensionCommand,
             l10n_util::GetStringFUTF16(IDS_MESSAGE_CENTER_EXTENSIONS_DISABLE,
                                        display_source));
   } else if (!display_source.empty()) {
     AddItem(kTogglePermissionCommand,
             l10n_util::GetStringFUTF16(IDS_MESSAGE_CENTER_SITE_DISABLE,
                                        display_source));
   }
   // Add settings menu item.
-  if (message_center::IsRichNotificationEnabled() || !display_source.empty()) {
-    AddItem(kShowSettingsCommand,
-            l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_SETTINGS));
-  }
+  AddItem(kShowSettingsCommand,
+          l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_SETTINGS));
 }
 
 MenuModel::~MenuModel() {
 }
 
 bool MenuModel::IsItemForCommandIdDynamic(int command_id) const {
   return false;
 }
 
 bool MenuModel::IsCommandIdChecked(int command_id) const {
@@ skipping 12 matching lines @@
 void MenuModel::ExecuteCommand(int command_id, int event_flags) {
   switch (command_id) {
     case kToggleExtensionCommand:
       message_center_->DisableNotificationsByExtension(notification_id_);
       break;
     case kTogglePermissionCommand:
       message_center_->DisableNotificationsByUrl(notification_id_);
       break;
     case kShowSettingsCommand:
       // |tray_| may be NULL in tests.
-      if (message_center::IsRichNotificationEnabled() && tray_)
+      if (tray_)
         tray_->ShowNotifierSettingsBubble();
       else
         message_center_->ShowNotificationSettings(notification_id_);
       break;
     default:
       NOTREACHED();
   }
 }
 
 }  // namespace
@@ skipping 192 matching lines @@
     is_expanded_ = true;
     message_center_->ExpandNotification(notification_id_);
   }
 }
 
 void MessageView::OnSlideOut() {
   message_center_->RemoveNotification(notification_id_, true);  // By user.
 }
 
 }  // namespace message_center