Standardize usage of virtual/override/final specifiers.

chrome/browser/search/search_unittest.cc

 // Copyright (c) 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 "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_base.h"
 #include "base/metrics/histogram_samples.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 23 matching lines @@
 #if defined(ENABLE_MANAGED_USERS)
 #include "chrome/browser/supervised_user/supervised_user_service.h"
 #include "chrome/browser/supervised_user/supervised_user_service_factory.h"
 #include "chrome/browser/supervised_user/supervised_user_url_filter.h"
 #endif
 
 namespace chrome {
 
 class SearchTest : public BrowserWithTestWindowTest {
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     BrowserWithTestWindowTest::SetUp();
     field_trial_list_.reset(new base::FieldTrialList(
         new metrics::SHA1EntropyProvider("42")));
     TemplateURLServiceFactory::GetInstance()->SetTestingFactoryAndUse(
         profile(), &TemplateURLServiceFactory::BuildInstanceFor);
     TemplateURLService* template_url_service =
         TemplateURLServiceFactory::GetForProfile(profile());
     ui_test_utils::WaitForTemplateURLServiceToLoad(template_url_service);
     SetSearchProvider(true, false);
   }
@@ skipping 949 matching lines @@
 }
 
 TEST_F(OriginChipTest, CommandLineOnSrp) {
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kEnableOriginChipOnSrp);
   EXPECT_TRUE(ShouldDisplayOriginChip());
   EXPECT_EQ(ORIGIN_CHIP_ON_SRP, GetOriginChipCondition());
 }
 
 }  // namespace chrome