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

chrome/browser/extensions/test_blacklist.h

 // Copyright 2012 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_EXTENSIONS_TEST_BLACKLIST_H_
 #define CHROME_BROWSER_EXTENSIONS_TEST_BLACKLIST_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "chrome/browser/extensions/blacklist.h"
 #include "chrome/browser/extensions/blacklist_state_fetcher.h"
 
 namespace extensions {
 
 class FakeSafeBrowsingDatabaseManager;
 
 // Replace BlacklistStateFetcher for testing of the Blacklist class.
 class BlacklistStateFetcherMock : public BlacklistStateFetcher {
  public:
   BlacklistStateFetcherMock();
 
-  virtual ~BlacklistStateFetcherMock();
+  ~BlacklistStateFetcherMock() override;
 
-  virtual void Request(const std::string& id,
-                       const RequestCallback& callback) override;
+  void Request(const std::string& id, const RequestCallback& callback) override;
 
   void SetState(const std::string& id, BlacklistState state);
 
   void Clear();
 
   int request_count() const { return request_count_; }
 
  private:
   std::map<std::string, BlacklistState> states_;
   int request_count_;
@@ skipping 51 matching lines @@
   scoped_refptr<FakeSafeBrowsingDatabaseManager> blacklist_db_;
 
   Blacklist::ScopedDatabaseManagerForTest scoped_blacklist_db_;
 
   DISALLOW_COPY_AND_ASSIGN(TestBlacklist);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_TEST_BLACKLIST_H_