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

chrome/browser/extensions/api/notifications/notifications_api.cc

 // 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.
 
 #include "chrome/browser/extensions/api/notifications/notifications_api.h"
 
 #include "base/callback.h"
 #include "base/guid.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 67 matching lines @@
                            const std::string& extension_id,
                            const std::string& id)
       : api_function_(api_function),
         profile_(profile),
         extension_id_(extension_id),
         id_(id),
         scoped_id_(CreateScopedIdentifier(extension_id, id)) {
     DCHECK(api_function_.get());
   }
 
-  virtual void Display() override { }
+  void Display() override {}
 
-  virtual void Error() override {}
+  void Error() override {}
 
-  virtual void Close(bool by_user) override {
+  void Close(bool by_user) override {
     EventRouter::UserGestureState gesture =
         by_user ? EventRouter::USER_GESTURE_ENABLED
                 : EventRouter::USER_GESTURE_NOT_ENABLED;
     scoped_ptr<base::ListValue> args(CreateBaseEventArgs());
     args->Append(new base::FundamentalValue(by_user));
     SendEvent(notifications::OnClosed::kEventName, gesture, args.Pass());
   }
 
-  virtual void Click() override {
+  void Click() override {
     scoped_ptr<base::ListValue> args(CreateBaseEventArgs());
     SendEvent(notifications::OnClicked::kEventName,
               EventRouter::USER_GESTURE_ENABLED,
               args.Pass());
   }
 
-  virtual bool HasClickedListener() override {
+  bool HasClickedListener() override {
     return EventRouter::Get(profile_)->HasEventListener(
         notifications::OnClicked::kEventName);
   }
 
-  virtual void ButtonClick(int index) override {
+  void ButtonClick(int index) override {
     scoped_ptr<base::ListValue> args(CreateBaseEventArgs());
     args->Append(new base::FundamentalValue(index));
     SendEvent(notifications::OnButtonClicked::kEventName,
               EventRouter::USER_GESTURE_ENABLED,
               args.Pass());
   }
 
-  virtual std::string id() const override {
-    return scoped_id_;
-  }
+  std::string id() const override { return scoped_id_; }
 
  private:
-  virtual ~NotificationsApiDelegate() {}
+  ~NotificationsApiDelegate() override {}
 
   void SendEvent(const std::string& name,
                  EventRouter::UserGestureState user_gesture,
                  scoped_ptr<base::ListValue> args) {
     scoped_ptr<Event> event(new Event(name, args.Pass()));
     event->user_gesture = user_gesture;
     EventRouter::Get(profile_)->DispatchEventToExtension(extension_id_,
                                                          event.Pass());
   }
 
@@ skipping 470 matching lines @@
           ? api::notifications::PERMISSION_LEVEL_GRANTED
           : api::notifications::PERMISSION_LEVEL_DENIED;
 
   SetResult(new base::StringValue(api::notifications::ToString(result)));
   SendResponse(true);
 
   return true;
 }
 
 }  // namespace extensions