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

chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h

Index: chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h
diff --git a/chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h b/chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h
index ca87c5de9e2ebe7fd89adef9e02570532e610c1b..ebd3fafb6c40a1f7c3a05af2657c8d7efaed9c61 100644
--- a/chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h
+++ b/chrome/browser/ui/cocoa/autofill/new_credit_card_bubble_cocoa.h
@@ -30,11 +30,11 @@ class NewCreditCardBubbleController;
 // saved a new credit card locally in Chrome).
 class NewCreditCardBubbleCocoa : public NewCreditCardBubbleView {
  public:
-  virtual ~NewCreditCardBubbleCocoa();
+  ~NewCreditCardBubbleCocoa() override;
 
   // NewCreditCardBubbleView implementation.
-  virtual void Show() override;
-  virtual void Hide() override;
+  void Show() override;
+  void Hide() override;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(NewCreditCardBubbleCocoaUnitTest, CloseDeletes);