Start axing NTP4 dead code.

chrome/browser/ui/webui/ntp/ntp_resource_cache.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
@@ skipping 33 matching lines @@
 
   void set_should_show_apps_page(bool should_show_apps_page) {
     should_show_apps_page_ = should_show_apps_page;
   }
   void set_should_show_most_visited_page(bool should_show_most_visited_page) {
     should_show_most_visited_page_ = should_show_most_visited_page;
   }
   void set_should_show_other_devices_menu(bool should_show_other_devices_menu) {
     should_show_other_devices_menu_ = should_show_other_devices_menu;
   }
-  void set_should_show_recently_closed_menu(
-      bool should_show_recently_closed_menu) {
-    should_show_recently_closed_menu_ = should_show_recently_closed_menu;
-  }
   // content::NotificationObserver interface.
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) override;
 
   static WindowType GetWindowType(
       Profile* profile, content::RenderProcessHost* render_host);
 
  private:
   void OnPreferenceChanged();
@@ skipping 36 matching lines @@
       promo_resource_subscription_;
 
   // Set based on platform_util::IsSwipeTrackingFromScrollEventsEnabled.
   bool is_swipe_tracking_from_scroll_events_enabled_;
   // Set based on NewTabUI::ShouldShowApps.
   bool should_show_apps_page_;
   // The next three all default to true and can be manually set, e.g., by the
   // chrome://apps page.
   bool should_show_most_visited_page_;
   bool should_show_other_devices_menu_;
-  bool should_show_recently_closed_menu_;
 
   DISALLOW_COPY_AND_ASSIGN(NTPResourceCache);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_