Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/app_list/search/omnibox_provider.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/omnibox_provider.h"
 
 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
@@ skipping 73 matching lines @@
     set_id(match_.destination_url.spec());
 
     // Derive relevance from omnibox relevance and normalize it to [0, 1].
     // The magic number 1500 is the highest score of an omnibox result.
     // See comments in autocomplete_provider.h.
     set_relevance(match_.relevance / 1500.0);
 
     UpdateIcon();
     UpdateTitleAndDetails();
   }
-  virtual ~OmniboxResult() {}
+  ~OmniboxResult() override {}
 
   // SearchResult overrides:
-  virtual void Open(int event_flags) override {
+  void Open(int event_flags) override {
     RecordHistogram(OMNIBOX_SEARCH_RESULT);
     list_controller_->OpenURL(profile_,
                               match_.destination_url,
                               match_.transition,
                               ui::DispositionFromEventFlags(event_flags));
   }
 
-  virtual scoped_ptr<SearchResult> Duplicate() override {
+  scoped_ptr<SearchResult> Duplicate() override {
     return scoped_ptr<SearchResult>(new OmniboxResult(
         profile_, list_controller_, autocomplete_controller_, match_));
   }
 
  private:
   void UpdateIcon() {
     BookmarkModel* bookmark_model =
         BookmarkModelFactory::GetForProfile(profile_);
     bool is_bookmarked =
         bookmark_model && bookmark_model->IsBookmarked(match_.destination_url);
@@ skipping 66 matching lines @@
         new OmniboxResult(profile_, list_controller_, controller_.get(), *it)));
   }
 }
 
 void OmniboxProvider::OnResultChanged(bool default_match_changed) {
   const AutocompleteResult& result = controller_->result();
   PopulateFromACResult(result);
 }
 
 }  // namespace app_list