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

chrome/browser/chromeos/app_mode/app_launch_utils.cc

Index: chrome/browser/chromeos/app_mode/app_launch_utils.cc
diff --git a/chrome/browser/chromeos/app_mode/app_launch_utils.cc b/chrome/browser/chromeos/app_mode/app_launch_utils.cc
index ebbf05354db0ddb766e5f14d296ddae737c6d53d..d5a4c491b592b8db173de89560fe76f9b3ac9c88 100644
--- a/chrome/browser/chromeos/app_mode/app_launch_utils.cc
+++ b/chrome/browser/chromeos/app_mode/app_launch_utils.cc
@@ -27,34 +27,32 @@ class AppLaunchManager : public StartupAppLauncher::Delegate {
   }
 
  private:
-  virtual ~AppLaunchManager() {}
+  ~AppLaunchManager() override {}
 
   void Cleanup() { delete this; }
 
   // StartupAppLauncher::Delegate overrides:
-  virtual void InitializeNetwork() override {
+  void InitializeNetwork() override {
     // This is on crash-restart path and assumes network is online.
     // TODO(xiyuan): Remove the crash-restart path for kiosk or add proper
     // network configure handling.
     startup_app_launcher_->ContinueWithNetworkReady();
   }
-  virtual bool IsNetworkReady() override {
+  bool IsNetworkReady() override {
     // See comments above. Network is assumed to be online here.
     return true;
   }
-  virtual void OnLoadingOAuthFile() override {}
-  virtual void OnInitializingTokenService() override {}
-  virtual void OnInstallingApp() override {}
-  virtual void OnReadyToLaunch() override {
-    startup_app_launcher_->LaunchApp();
-  }
-  virtual void OnLaunchSucceeded() override { Cleanup(); }
-  virtual void OnLaunchFailed(KioskAppLaunchError::Error error) override {
+  void OnLoadingOAuthFile() override {}
+  void OnInitializingTokenService() override {}
+  void OnInstallingApp() override {}
+  void OnReadyToLaunch() override { startup_app_launcher_->LaunchApp(); }
+  void OnLaunchSucceeded() override { Cleanup(); }
+  void OnLaunchFailed(KioskAppLaunchError::Error error) override {
     KioskAppLaunchError::Save(error);
     chrome::AttemptUserExit();
     Cleanup();
   }
-  virtual bool IsShowingNetworkConfigScreen() override { return false; }
+  bool IsShowingNetworkConfigScreen() override { return false; }
 
   scoped_ptr<StartupAppLauncher> startup_app_launcher_;