Standardize usage of virtual/override/final specifiers.

chrome/browser/profiles/incognito_mode_policy_handler_unittest.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/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/profiles/incognito_mode_policy_handler.h"
 #include "chrome/common/pref_names.h"
 #include "components/policy/core/browser/configuration_policy_pref_store.h"
 #include "components/policy/core/browser/configuration_policy_pref_store_test.h"
 #include "policy/policy_constants.h"
 
 namespace policy {
 
 // Tests Incognito mode availability preference setting.
 class IncognitoModePolicyHandlerTest
     : public ConfigurationPolicyPrefStoreTest {
  public:
-  virtual void SetUp() override {
+  void SetUp() override {
     handler_list_.AddHandler(make_scoped_ptr<ConfigurationPolicyHandler>(
           new IncognitoModePolicyHandler));
   }
  protected:
   static const int kIncognitoModeAvailabilityNotSet = -1;
 
   enum ObsoleteIncognitoEnabledValue {
     INCOGNITO_ENABLED_UNKNOWN,
     INCOGNITO_ENABLED_TRUE,
     INCOGNITO_ENABLED_FALSE
@@ skipping 76 matching lines @@
   VerifyValues(IncognitoModePrefs::ENABLED);
 }
 
 TEST_F(IncognitoModePolicyHandlerTest,
        ObsoletePolicySetsPreferenceToDisabled) {
   SetPolicies(INCOGNITO_ENABLED_FALSE, kIncognitoModeAvailabilityNotSet);
   VerifyValues(IncognitoModePrefs::DISABLED);
 }
 
 }  // namespace policy