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

chrome/browser/browser_encoding_browsertest.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/bind.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/character_encoding.h"
 #include "chrome/browser/net/url_request_mock_util.h"
@@ skipping 63 matching lines @@
 
 class SavePackageFinishedObserver : public content::DownloadManager::Observer {
  public:
   SavePackageFinishedObserver(content::DownloadManager* manager,
                               const base::Closure& callback)
       : download_manager_(manager),
         callback_(callback) {
     download_manager_->AddObserver(this);
   }
 
-  virtual ~SavePackageFinishedObserver() {
+  ~SavePackageFinishedObserver() override {
     if (download_manager_)
       download_manager_->RemoveObserver(this);
   }
 
   // DownloadManager::Observer:
-  virtual void OnSavePackageSuccessfullyFinished(
-      content::DownloadManager* manager, content::DownloadItem* item) override {
+  void OnSavePackageSuccessfullyFinished(content::DownloadManager* manager,
+                                         content::DownloadItem* item) override {
     callback_.Run();
   }
-  virtual void ManagerGoingDown(content::DownloadManager* manager) override {
+  void ManagerGoingDown(content::DownloadManager* manager) override {
     download_manager_->RemoveObserver(this);
     download_manager_ = NULL;
   }
 
  private:
   content::DownloadManager* download_manager_;
   base::Closure callback_;
 
   DISALLOW_COPY_AND_ASSIGN(SavePackageFinishedObserver);
 };
@@ skipping 30 matching lines @@
         full_file_name, temp_sub_resource_dir_,
         content::SAVE_PAGE_TYPE_AS_COMPLETE_HTML);
     loop_runner->Run();
 
     base::FilePath expected_file_name = ui_test_utils::GetTestFilePath(
         base::FilePath(kTestDir), expected);
 
     EXPECT_TRUE(base::ContentsEqual(full_file_name, expected_file_name));
   }
 
-  virtual void SetUpOnMainThread() override {
+  void SetUpOnMainThread() override {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     save_dir_ = temp_dir_.path();
     temp_sub_resource_dir_ = save_dir_.AppendASCII("sub_resource_files");
 
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(&chrome_browser_net::SetUrlRequestMocksEnabled, true));
   }
 
   base::ScopedTempDir temp_dir_;
@@ skipping 180 matching lines @@
 
     // Dump the page, the content of dump page should be equal with our expect
     // result file.
     base::FilePath expected_result_file_name =
         base::FilePath().AppendASCII(kAutoDetectDir).
         AppendASCII(kExpectedResultDir).
         AppendASCII(kTestDatas[i].expected_result);
     SaveAndCompare(kTestDatas[i].test_file_name, expected_result_file_name);
   }
 }