Update {virtual,override,final} to follow C++11 style.

chrome/browser/history/android/android_history_provider_service_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 "chrome/browser/history/android/android_history_provider_service.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/task/cancelable_task_tracker.h"
 #include "base/time/time.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
@@ skipping 22 matching lines @@
 // AndroidProviderBackend working fine.
 
 class AndroidHistoryProviderServiceTest : public testing::Test {
  public:
   AndroidHistoryProviderServiceTest()
       : profile_manager_(
           TestingBrowserProcess::GetGlobal()),
         ui_thread_(BrowserThread::UI, &message_loop_),
         file_thread_(BrowserThread::FILE, &message_loop_) {
   }
-  virtual ~AndroidHistoryProviderServiceTest() {
-  }
+  ~AndroidHistoryProviderServiceTest() override {}
 
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     // Setup the testing profile, so the bookmark_model_sql_handler could
     // get the bookmark model from it.
     ASSERT_TRUE(profile_manager_.SetUp());
     // It seems that the name has to be chrome::kInitialProfile, so it
     // could be found by ProfileManager::GetLastUsedProfile().
     testing_profile_ = profile_manager_.CreateTestingProfile(
         chrome::kInitialProfile);
 
     testing_profile_->CreateBookmarkModel(true);
     bookmarks::test::WaitForBookmarkModelToLoad(
         BookmarkModelFactory::GetForProfile(testing_profile_));
     ASSERT_TRUE(testing_profile_->CreateHistoryService(true, false));
     service_.reset(new AndroidHistoryProviderService(testing_profile_));
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     testing_profile_->DestroyHistoryService();
     profile_manager_.DeleteTestingProfile(chrome::kInitialProfile);
     testing_profile_=NULL;
   }
 
  protected:
   TestingProfileManager profile_manager_;
   base::MessageLoop message_loop_;
   content::TestBrowserThread ui_thread_;
   content::TestBrowserThread file_thread_;
@@ skipping 202 matching lines @@
   service_->DeleteSearchTerms(std::string(),
                               std::vector<base::string16>(),
                               Bind(&CallbackHelper::OnDeleted, callback.get()),
                               &cancelable_tracker_);
   base::MessageLoop::current()->Run();
   EXPECT_TRUE(callback->success());
   EXPECT_EQ(1, callback->count());
 }
 
 }  // namespace