Update {virtual,override,final} to follow C++11 style in chrome, round 2.

chrome/test/base/view_event_test_platform_part_chromeos.cc

 // Copyright 2014 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/test/base/view_event_test_platform_part.h"
 
 #include "ash/shell.h"
 #include "ash/shell_init_params.h"
 #include "ash/test/test_session_state_delegate.h"
 #include "ash/test/test_shell_delegate.h"
 #include "chromeos/audio/cras_audio_handler.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/network/network_handler.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/message_center/message_center.h"
 #include "ui/wm/core/wm_state.h"
 
 namespace {
 
 // ViewEventTestPlatformPart implementation for ChromeOS (chromeos=1).
 class ViewEventTestPlatformPartChromeOS : public ViewEventTestPlatformPart {
  public:
   explicit ViewEventTestPlatformPartChromeOS(
       ui::ContextFactory* context_factory);
-  virtual ~ViewEventTestPlatformPartChromeOS();
+  ~ViewEventTestPlatformPartChromeOS() override;
 
   // Overridden from ViewEventTestPlatformPart:
-  virtual gfx::NativeWindow GetContext() override {
+  gfx::NativeWindow GetContext() override {
     return ash::Shell::GetPrimaryRootWindow();
   }
 
  private:
   wm::WMState wm_state_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewEventTestPlatformPartChromeOS);
 };
 
 ViewEventTestPlatformPartChromeOS::ViewEventTestPlatformPartChromeOS(
@@ skipping 27 matching lines @@
   aura::Env::DeleteInstance();
 }
 
 }  // namespace
 
 // static
 ViewEventTestPlatformPart* ViewEventTestPlatformPart::Create(
     ui::ContextFactory* context_factory) {
   return new ViewEventTestPlatformPartChromeOS(context_factory);
 }