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

chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h

Index: chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h
diff --git a/chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h b/chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h
index ff9288e5d27f4d89af6477254bdb822c50bccbf7..77723b56937bdcfe674f92d0130df0377e1c9370 100644
--- a/chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h
+++ b/chrome/browser/ui/cocoa/infobars/mock_confirm_infobar_delegate.h
@@ -22,7 +22,7 @@ class MockConfirmInfoBarDelegate : public ConfirmInfoBarDelegate {
   };
 
   explicit MockConfirmInfoBarDelegate(Owner* owner);
-  virtual ~MockConfirmInfoBarDelegate();
+  ~MockConfirmInfoBarDelegate() override;
 
   void set_dont_close_on_action() { closes_on_action_ = false; }
   bool icon_accessed() const { return icon_accessed_; }
@@ -36,13 +36,13 @@ class MockConfirmInfoBarDelegate : public ConfirmInfoBarDelegate {
 
  private:
   // ConfirmInfoBarDelegate:
-  virtual int GetIconID() const override;
-  virtual base::string16 GetMessageText() const override;
-  virtual base::string16 GetButtonLabel(InfoBarButton button) const override;
-  virtual bool Accept() override;
-  virtual bool Cancel() override;
-  virtual base::string16 GetLinkText() const override;
-  virtual bool LinkClicked(WindowOpenDisposition disposition) override;
+  int GetIconID() const override;
+  base::string16 GetMessageText() const override;
+  base::string16 GetButtonLabel(InfoBarButton button) const override;
+  bool Accept() override;
+  bool Cancel() override;
+  base::string16 GetLinkText() const override;
+  bool LinkClicked(WindowOpenDisposition disposition) override;
 
   Owner* owner_;
   // Determines whether the infobar closes when an action is taken or not.