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

chrome/browser/upgrade_detector_impl_unittest.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/upgrade_detector_impl.h"
 
 #include <vector>
 
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class TestUpgradeDetectorImpl : public UpgradeDetectorImpl {
  public:
   TestUpgradeDetectorImpl() : trigger_critical_update_call_count_(0) {}
-  virtual ~TestUpgradeDetectorImpl() {}
+  ~TestUpgradeDetectorImpl() override {}
 
   // Methods exposed for testing.
   using UpgradeDetectorImpl::OnExperimentChangesDetected;
   using UpgradeDetectorImpl::NotifyOnUpgradeWithTimePassed;
 
   // UpgradeDetector:
-  virtual void TriggerCriticalUpdate() override {
+  void TriggerCriticalUpdate() override {
     trigger_critical_update_call_count_++;
   }
 
   int trigger_critical_update_call_count() const {
     return trigger_critical_update_call_count_;
   }
 
  private:
   // How many times TriggerCriticalUpdate() has been called. Expected to either
   // be 0 or 1.
   int trigger_critical_update_call_count_;
 
   DISALLOW_COPY_AND_ASSIGN(TestUpgradeDetectorImpl);
 };
 
 class TestUpgradeNotificationListener : public content::NotificationObserver {
  public:
   TestUpgradeNotificationListener() {
     registrar_.Add(this, chrome::NOTIFICATION_UPGRADE_RECOMMENDED,
                    content::NotificationService::AllSources());
   }
-  virtual ~TestUpgradeNotificationListener() {
-  }
+  ~TestUpgradeNotificationListener() override {}
 
   const std::vector<int>& notifications_received() const {
     return notifications_received_;
   }
 
  private:
   // content::NotificationObserver:
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) override {
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override {
     notifications_received_.push_back(type);
   }
 
   // Registrar for listening to notifications.
   content::NotificationRegistrar registrar_;
 
   // Keeps track of the number and types of notifications that were received.
   std::vector<int> notifications_received_;
 
   DISALLOW_COPY_AND_ASSIGN(TestUpgradeNotificationListener);
@@ skipping 33 matching lines @@
   EXPECT_FALSE(detector.notify_upgrade());
   EXPECT_TRUE(notifications_listener.notifications_received().empty());
 
   detector.NotifyOnUpgradeWithTimePassed(base::TimeDelta::FromDays(30));
   EXPECT_TRUE(detector.notify_upgrade());
   ASSERT_EQ(1U, notifications_listener.notifications_received().size());
   EXPECT_EQ(chrome::NOTIFICATION_UPGRADE_RECOMMENDED,
             notifications_listener.notifications_received().front());
   EXPECT_EQ(1, detector.trigger_critical_update_call_count());
 }