app_list::SearchResult: Duplicate() is const.

chrome/browser/ui/app_list/search/omnibox_result.cc

 // Copyright 2014 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 "chrome/browser/ui/app_list/search/omnibox_result.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 116 matching lines @@
   RecordHistogram(OMNIBOX_SEARCH_RESULT);
   GURL url = match_.destination_url;
   if (is_voice_query_ &&
       base::UTF16ToUTF8(match_.keyword) == kGoogleSearchKeyword) {
     url = MakeGoogleSearchSpokenFeedbackUrl(url);
   }
   list_controller_->OpenURL(profile_, url, match_.transition,
                             ui::DispositionFromEventFlags(event_flags));
 }
 
-scoped_ptr<SearchResult> OmniboxResult::Duplicate() {
+scoped_ptr<SearchResult> OmniboxResult::Duplicate() const {
   return scoped_ptr<SearchResult>(new OmniboxResult(profile_, list_controller_,
                                                     autocomplete_controller_,
                                                     is_voice_query_, match_));
 }
 
 void OmniboxResult::UpdateIcon() {
   BookmarkModel* bookmark_model = BookmarkModelFactory::GetForProfile(profile_);
   bool is_bookmarked =
       bookmark_model && bookmark_model->IsBookmarked(match_.destination_url);
   int resource_id = is_bookmarked ? IDR_OMNIBOX_STAR
@@ skipping 10 matching lines @@
   set_title_tags(title_tags);
 
   set_details(match_.description);
   SearchResult::Tags details_tags;
   ACMatchClassificationsToTags(match_.description, match_.description_class,
                                &details_tags);
   set_details_tags(details_tags);
 }
 
 }  // namespace app_list