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

chrome/browser/extensions/activity_log/activity_database_unittest.cc

 // Copyright (c) 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.
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 35 matching lines @@
  public:
   ActivityDatabaseTestPolicy() {};
 
   static const char kTableName[];
   static const char* kTableContentFields[];
   static const char* kTableFieldTypes[];
 
   virtual void Record(ActivityDatabase* db, scoped_refptr<Action> action);
 
  protected:
-  virtual bool InitDatabase(sql::Connection* db) override;
-  virtual bool FlushDatabase(sql::Connection*) override;
-  virtual void OnDatabaseFailure() override {}
-  virtual void OnDatabaseClose() override { delete this; }
+  bool InitDatabase(sql::Connection* db) override;
+  bool FlushDatabase(sql::Connection*) override;
+  void OnDatabaseFailure() override {}
+  void OnDatabaseClose() override { delete this; }
 
   std::vector<scoped_refptr<Action> > queue_;
 };
 
 const char ActivityDatabaseTestPolicy::kTableName[] = "actions";
 const char* ActivityDatabaseTestPolicy::kTableContentFields[] = {
     "extension_id", "time", "action_type", "api_name"};
 const char* ActivityDatabaseTestPolicy::kTableFieldTypes[] = {
     "LONGVARCHAR NOT NULL", "INTEGER", "INTEGER", "LONGVARCHAR"};
 
@@ skipping 207 matching lines @@
   ActivityDatabaseTestPolicy* delegate = new ActivityDatabaseTestPolicy();
   ActivityDatabase* activity_db = new ActivityDatabase(delegate);
   scoped_refptr<Action> action = new Action(
       "punky", base::Time::Now(), Action::ACTION_API_CALL, "brewster");
   action->mutable_args()->AppendString("woof");
   delegate->Record(activity_db, action);
   activity_db->Close();
 }
 
 }  // namespace extensions