Cleanup: Remove more unneeded ifdefs in chrome/browser/extensions.

chrome/browser/extensions/context_menu_matcher.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_EXTENSIONS_CONTEXT_MENU_MATCHER_H_
 #define CHROME_BROWSER_EXTENSIONS_CONTEXT_MENU_MATCHER_H_
 
 #include <map>
 
 #include "base/callback.h"
@@ skipping 54 matching lines @@
                       content::WebContents* web_contents,
                       const content::ContextMenuParams& params);
 
  private:
   friend class ::ExtensionContextMenuBrowserTest;
 
   bool GetRelevantExtensionTopLevelItems(
       const MenuItem::ExtensionKey& extension_key,
       const Extension** extension,
       bool* can_cross_incognito,
-      MenuItem::List& items);
+      MenuItem::List* items);
 
   MenuItem::List GetRelevantExtensionItems(
       const MenuItem::List& items,
       bool can_cross_incognito);
 
   // Used for recursively adding submenus of extension items.
   void RecursivelyAppendExtensionItems(const MenuItem::List& items,
                                        bool can_cross_incognito,
                                        const base::string16& selection_text,
                                        ui::SimpleMenuModel* menu_model,
@@ skipping 17 matching lines @@
 
   // Keep track of and clean up menu models for submenus.
   ScopedVector<ui::SimpleMenuModel> extension_menu_models_;
 
   DISALLOW_COPY_AND_ASSIGN(ContextMenuMatcher);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_CONTEXT_MENU_MATCHER_H_