Update {virtual,override,final} to follow C++11 style.

chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h

Index: chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h
diff --git a/chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h b/chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h
index 07e9be178d091673a161b76857255ab4303cb8dc..fa66a0b7780596c75397b8845231cd99b6bfe91d 100644
--- a/chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h
+++ b/chrome/browser/ui/android/autofill/autofill_dialog_controller_android.h
@@ -30,12 +30,12 @@ class AutofillDialogControllerAndroid : public AutofillDialogController {
       const GURL& source_url,
       const AutofillClient::ResultCallback& callback);
 
-  virtual ~AutofillDialogControllerAndroid();
+  ~AutofillDialogControllerAndroid() override;
 
   // AutofillDialogController implementation:
-  virtual void Show() override;
-  virtual void Hide() override;
-  virtual void TabActivated() override;
+  void Show() override;
+  void Hide() override;
+  void TabActivated() override;
 
   // JNI bindings for Java-side AutofillDialogDelegate:
   void DialogCancel(JNIEnv* env, jobject obj);