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

chrome/browser/ui/webui/omnibox/omnibox_ui.h

Index: chrome/browser/ui/webui/omnibox/omnibox_ui.h
diff --git a/chrome/browser/ui/webui/omnibox/omnibox_ui.h b/chrome/browser/ui/webui/omnibox/omnibox_ui.h
index 6c0145504697a4da88ac76fb6c23c157dd78abd7..d1bfb9c5387c293f11e68863588001f8bb6e864f 100644
--- a/chrome/browser/ui/webui/omnibox/omnibox_ui.h
+++ b/chrome/browser/ui/webui/omnibox/omnibox_ui.h
@@ -13,11 +13,11 @@
 class OmniboxUI : public MojoWebUIController<OmniboxUIHandlerMojo> {
  public:
   explicit OmniboxUI(content::WebUI* contents);
-  virtual ~OmniboxUI();
+  ~OmniboxUI() override;
 
  private:
   // MojoWebUIController overrides:
-  virtual void BindUIHandler(
+  void BindUIHandler(
       mojo::InterfaceRequest<OmniboxUIHandlerMojo> request) override;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxUI);