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

chrome/browser/profiles/profile_list_desktop_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/profiles/profile_list_desktop.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using base::ASCIIToUTF16;
 
 namespace {
 
 class MockObserver : public AvatarMenuObserver {
  public:
   MockObserver() : count_(0) {}
-  virtual ~MockObserver() {}
+  ~MockObserver() override {}
 
-  virtual void OnAvatarMenuChanged(
-      AvatarMenu* avatar_menu) override {
-    ++count_;
-  }
+  void OnAvatarMenuChanged(AvatarMenu* avatar_menu) override { ++count_; }
 
   int change_count() const { return count_; }
 
  private:
   int count_;
 
   DISALLOW_COPY_AND_ASSIGN(MockObserver);
 };
 
 class ProfileListDesktopTest : public testing::Test {
@@ skipping 306 matching lines @@
   base::string16 supervised_user_label =
       l10n_util::GetStringUTF16(IDS_SUPERVISED_USER_AVATAR_LABEL);
   const AvatarMenu::Item& item1 = model->GetItemAt(0);
   EXPECT_NE(item1.sync_state, supervised_user_label);
 
   const AvatarMenu::Item& item2 = model->GetItemAt(1);
   EXPECT_EQ(item2.sync_state, supervised_user_label);
 }
 
 }  // namespace