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

chrome/browser/ui/chrome_select_file_policy.h

Index: chrome/browser/ui/chrome_select_file_policy.h
diff --git a/chrome/browser/ui/chrome_select_file_policy.h b/chrome/browser/ui/chrome_select_file_policy.h
index d4dd6ffad6c22344c6b9031c4eebc5fb4a556451..4002c781efbf7a1648395e2404b737337ab47846 100644
--- a/chrome/browser/ui/chrome_select_file_policy.h
+++ b/chrome/browser/ui/chrome_select_file_policy.h
@@ -19,11 +19,11 @@ class WebContents;
 class ChromeSelectFilePolicy : public ui::SelectFilePolicy {
  public:
   explicit ChromeSelectFilePolicy(content::WebContents* source_contents);
-  virtual ~ChromeSelectFilePolicy();
+  ~ChromeSelectFilePolicy() override;
 
   // Overridden from ui::SelectFilePolicy:
-  virtual bool CanOpenSelectFileDialog() override;
-  virtual void SelectFileDenied() override;
+  bool CanOpenSelectFileDialog() override;
+  void SelectFileDenied() override;
 
   // Returns true if local state allows showing file pickers.
   static bool FileSelectDialogsAllowed();