Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/drive.

chrome/browser/chromeos/drive/change_list_loader_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/chromeos/drive/change_list_loader.h"
 
 #include "base/callback_helpers.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/testing_pref_service.h"
@@ skipping 18 matching lines @@
 
 class TestChangeListLoaderObserver : public ChangeListLoaderObserver {
  public:
   explicit TestChangeListLoaderObserver(ChangeListLoader* loader)
       : loader_(loader),
         load_from_server_complete_count_(0),
         initial_load_complete_count_(0) {
     loader_->AddObserver(this);
   }
 
-  virtual ~TestChangeListLoaderObserver() {
-    loader_->RemoveObserver(this);
-  }
+  ~TestChangeListLoaderObserver() override { loader_->RemoveObserver(this); }
 
   const FileChange& changed_files() const { return changed_files_; }
   void clear_changed_files() { changed_files_.ClearForTest(); }
 
   int load_from_server_complete_count() const {
     return load_from_server_complete_count_;
   }
   int initial_load_complete_count() const {
     return initial_load_complete_count_;
   }
 
   // ChageListObserver overrides:
-  virtual void OnFileChanged(const FileChange& changed_files) override {
+  void OnFileChanged(const FileChange& changed_files) override {
     changed_files_.Apply(changed_files);
   }
-  virtual void OnLoadFromServerComplete() override {
+  void OnLoadFromServerComplete() override {
     ++load_from_server_complete_count_;
   }
-  virtual void OnInitialLoadComplete() override {
-    ++initial_load_complete_count_;
-  }
+  void OnInitialLoadComplete() override { ++initial_load_complete_count_; }
 
  private:
   ChangeListLoader* loader_;
   FileChange changed_files_;
   int load_from_server_complete_count_;
   int initial_load_complete_count_;
 
   DISALLOW_COPY_AND_ASSIGN(TestChangeListLoaderObserver);
 };
 
 class ChangeListLoaderTest : public testing::Test {
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     pref_service_.reset(new TestingPrefServiceSimple);
     test_util::RegisterDrivePrefs(pref_service_->registry());
 
     logger_.reset(new EventLogger);
 
     drive_service_.reset(new FakeDriveService);
     ASSERT_TRUE(test_util::SetUpTestEntries(drive_service_.get()));
 
     scheduler_.reset(new JobScheduler(pref_service_.get(),
@@ skipping 307 matching lines @@
 
   // Unlock the loader, this should resume the pending update.
   lock.reset();
   base::RunLoop().RunUntilIdle();
   EXPECT_TRUE(
       observer.changed_files().CountDirectory(util::GetDriveMyDriveRootPath()));
 }
 
 }  // namespace internal
 }  // namespace drive