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

chrome/browser/apps/ephemeral_app_launcher.h

Index: chrome/browser/apps/ephemeral_app_launcher.h
diff --git a/chrome/browser/apps/ephemeral_app_launcher.h b/chrome/browser/apps/ephemeral_app_launcher.h
index 01fb2e576d75d53ffb4e47baada1b4d136b8cc96..04927b53f33229a4d9fd412ed4861937e0d63c36 100644
--- a/chrome/browser/apps/ephemeral_app_launcher.h
+++ b/chrome/browser/apps/ephemeral_app_launcher.h
@@ -66,15 +66,15 @@ class EphemeralAppLauncher : public extensions::WebstoreStandaloneInstaller,
                        content::WebContents* web_contents,
                        const LaunchCallback& callback);
 
-  virtual ~EphemeralAppLauncher();
+  ~EphemeralAppLauncher() override;
 
   // Creates an install checker. Allows tests to mock the install checker.
   virtual scoped_ptr<extensions::ExtensionInstallChecker>
       CreateInstallChecker();
 
   // WebstoreStandaloneInstaller implementation overridden in tests.
-  virtual scoped_ptr<ExtensionInstallPrompt> CreateInstallUI() override;
-  virtual scoped_ptr<extensions::WebstoreInstaller::Approval> CreateApproval()
+  scoped_ptr<ExtensionInstallPrompt> CreateInstallUI() override;
+  scoped_ptr<extensions::WebstoreInstaller::Approval> CreateApproval()
       const override;
 
  private:
@@ -116,31 +116,29 @@ class EphemeralAppLauncher : public extensions::WebstoreStandaloneInstaller,
   void OnInstallChecked(int check_failures);
 
   // WebstoreStandaloneInstaller implementation.
-  virtual void InitInstallData(
+  void InitInstallData(
       extensions::ActiveInstallData* install_data) const override;
-  virtual bool CheckRequestorAlive() const override;
-  virtual const GURL& GetRequestorURL() const override;
-  virtual bool ShouldShowPostInstallUI() const override;
-  virtual bool ShouldShowAppInstalledBubble() const override;
-  virtual content::WebContents* GetWebContents() const override;
-  virtual scoped_refptr<ExtensionInstallPrompt::Prompt> CreateInstallPrompt()
+  bool CheckRequestorAlive() const override;
+  const GURL& GetRequestorURL() const override;
+  bool ShouldShowPostInstallUI() const override;
+  bool ShouldShowAppInstalledBubble() const override;
+  content::WebContents* GetWebContents() const override;
+  scoped_refptr<ExtensionInstallPrompt::Prompt> CreateInstallPrompt()
       const override;
-  virtual bool CheckInlineInstallPermitted(
-      const base::DictionaryValue& webstore_data,
-      std::string* error) const override;
-  virtual bool CheckRequestorPermitted(
-      const base::DictionaryValue& webstore_data,
-      std::string* error) const override;
-  virtual void OnManifestParsed() override;
-  virtual void CompleteInstall(extensions::webstore_install::Result result,
-                               const std::string& error) override;
+  bool CheckInlineInstallPermitted(const base::DictionaryValue& webstore_data,
+                                   std::string* error) const override;
+  bool CheckRequestorPermitted(const base::DictionaryValue& webstore_data,
+                               std::string* error) const override;
+  void OnManifestParsed() override;
+  void CompleteInstall(extensions::webstore_install::Result result,
+                       const std::string& error) override;
 
   // content::WebContentsObserver implementation.
-  virtual void WebContentsDestroyed() override;
+  void WebContentsDestroyed() override;
 
   // ExtensionEnableFlowDelegate implementation.
-  virtual void ExtensionEnableFlowFinished() override;
-  virtual void ExtensionEnableFlowAborted(bool user_initiated) override;
+  void ExtensionEnableFlowFinished() override;
+  void ExtensionEnableFlowAborted(bool user_initiated) override;
 
   LaunchCallback launch_callback_;