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

chrome/browser/ssl/ssl_error_classification.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SSL_SSL_ERROR_CLASSIFICATION_H_
 #define CHROME_BROWSER_SSL_SSL_ERROR_CLASSIFICATION_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 13 matching lines @@
 // This class should only be used on the UI thread because its
 // implementation uses captive_portal::CaptivePortalService which can only be
 // accessed on the UI thread.
 class SSLErrorClassification : public content::NotificationObserver {
  public:
   SSLErrorClassification(content::WebContents* web_contents,
                          const base::Time& current_time,
                          const GURL& url,
                          int cert_error,
                          const net::X509Certificate& cert);
-  virtual ~SSLErrorClassification();
+  ~SSLErrorClassification() override;
 
   // Returns true if the system time is in the past.
   static bool IsUserClockInThePast(const base::Time& time_now);
 
   // Returns true if the system time is too far in the future or the user is
   // using a version of Chrome which is more than 1 year old.
   static bool IsUserClockInTheFuture(const base::Time& time_now);
 
   // Returns true if the Windows platform is likely to not have SHA-256 support.
   // On other platforms, returns false always.
@@ skipping 74 matching lines @@
   // --> 2.
   size_t FindSubDomainDifference(const Tokens& potential_subdomain,
                                  const Tokens& parent) const;
 
   static Tokens Tokenize(const std::string& name);
 
   float CalculateScoreTimePassedSinceExpiry() const;
   float CalculateScoreEnvironments() const;
 
   // content::NotificationObserver:
-  virtual void Observe(
-      int type,
-      const content::NotificationSource& source,
-      const content::NotificationDetails& details) override;
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
 
   content::WebContents* web_contents_;
   // This stores the current time.
   base::Time current_time_;
   const GURL request_url_;
   int cert_error_;
   // This stores the certificate.
   const net::X509Certificate& cert_;
   // Is captive portal detection enabled?
   bool captive_portal_detection_enabled_;
   // Did the probe complete before the interstitial was closed?
   bool captive_portal_probe_completed_;
   // Did the captive portal probe receive an error or get a non-HTTP response?
   bool captive_portal_no_response_;
   // Was a captive portal detected?
   bool captive_portal_detected_;
 
   content::NotificationRegistrar registrar_;
 };
 
 #endif  // CHROME_BROWSER_SSL_SSL_ERROR_CLASSIFICATION_H_