app_list::SearchResult: Duplicate() is const.

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

 // 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.
 
 #include "chrome/browser/ui/app_list/search/app_result.h"
 
 #include "base/time/time.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 105 matching lines @@
   content::RecordAction(
       base::UserMetricsAction("AppList_ClickOnAppFromSearch"));
 
   controller_->ActivateApp(
       profile_,
       extension,
       AppListControllerDelegate::LAUNCH_FROM_APP_LIST_SEARCH,
       event_flags);
 }
 
-scoped_ptr<SearchResult> AppResult::Duplicate() {
+scoped_ptr<SearchResult> AppResult::Duplicate() const {
   scoped_ptr<SearchResult> copy(
       new AppResult(profile_, app_id_, controller_,
                     display_type() == DISPLAY_RECOMMENDATION));
   copy->set_title(title());
   copy->set_title_tags(title_tags());
 
   return copy.Pass();
 }
 
 ui::MenuModel* AppResult::GetContextMenuModel() {
@@ skipping 72 matching lines @@
                                   const extensions::Extension* extension) {
   UpdateIcon();
 }
 
 void AppResult::OnShutdown(extensions::ExtensionRegistry* registry) {
   DCHECK_EQ(extension_registry_, registry);
   StopObservingExtensionRegistry();
 }
 
 }  // namespace app_list