app_list::SearchResult: Duplicate() is const.

chrome/browser/ui/app_list/search/people/people_result.h

 // Copyright 2013 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_APP_LIST_SEARCH_PEOPLE_PEOPLE_RESULT_H_
 #define CHROME_BROWSER_UI_APP_LIST_SEARCH_PEOPLE_PEOPLE_RESULT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 11 matching lines @@
 class PeopleResult : public SearchResult {
  public:
   PeopleResult(Profile* profile,
                AppListControllerDelegate* controller,
                scoped_ptr<Person> person);
   ~PeopleResult() override;
 
   // SearchResult overrides:
   void Open(int event_flags) override;
   void InvokeAction(int action_index, int event_flags) override;
-  scoped_ptr<SearchResult> Duplicate() override;
+  scoped_ptr<SearchResult> Duplicate() const override;
 
  private:
   void OnIconLoaded();
   void SetDefaultActions();
   void OpenChat();
   void SendEmail();
 
   // Check if we have any variant of the hangouts extension installed and
   // waiting on the onHangoutRequested event (the hangouts extension can have
   // a total of four possible id's, depending on which release type of it is
@@ skipping 11 matching lines @@
   std::string hangouts_extension_id_;
 
   base::WeakPtrFactory<PeopleResult> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PeopleResult);
 };
 
 }  // namespace app_list
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_SEARCH_PEOPLE_PEOPLE_RESULT_H_