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

chrome/browser/extensions/api/dial/dial_registry_unittest.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 "base/compiler_specific.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/extensions/api/dial/dial_device_data.h"
 #include "chrome/browser/extensions/api/dial/dial_registry.h"
 #include "chrome/browser/extensions/api/dial/dial_service.h"
 #include "chrome/test/base/testing_profile.h"
@@ skipping 30 matching lines @@
 class MockDialRegistry : public DialRegistry {
  public:
   MockDialRegistry(Observer *dial_api,
                    const base::TimeDelta& refresh_interval,
                    const base::TimeDelta& expiration,
                    const size_t max_devices)
       : DialRegistry(dial_api, refresh_interval, expiration, max_devices) {
     time_ = Time::Now();
   }
 
-  virtual ~MockDialRegistry() {
+  ~MockDialRegistry() override {
     // Don't let the DialRegistry delete this.
     DialService* tmp = dial_.release();
     if (tmp != NULL)
       CHECK_EQ(&mock_service_, tmp);
   }
 
   // Returns the mock Dial service.
   MockDialService& mock_service() {
     return mock_service_;
   }
 
   // Set to mock out the current time.
   Time time_;
 
  protected:
-  virtual base::Time Now() const override {
-    return time_;
-  }
+  base::Time Now() const override { return time_; }
 
-  virtual DialService* CreateDialService() override {
-    return &mock_service_;
-  }
+  DialService* CreateDialService() override { return &mock_service_; }
 
-  virtual void ClearDialService() override {
+  void ClearDialService() override {
     // Release the pointer but don't delete the object because the test owns it.
     CHECK_EQ(&mock_service_, dial_.release());
   }
 
  private:
   MockDialService mock_service_;
 };
 
 class DialRegistryTest : public testing::Test {
  public:
@@ skipping 271 matching lines @@
   registry_->OnNetworkChanged(net::NetworkChangeNotifier::CONNECTION_ETHERNET);
 
   registry_->OnDiscoveryRequest(NULL);
   registry_->OnDeviceDiscovered(NULL, third_device_);
   registry_->OnDiscoveryFinished(NULL);
 
   registry_->OnListenerRemoved();
 }
 
 }  // namespace extensions