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

chrome/browser/policy/chrome_browser_policy_connector.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_POLICY_CHROME_BROWSER_POLICY_CONNECTOR_H_
 #define CHROME_BROWSER_POLICY_CHROME_BROWSER_POLICY_CONNECTOR_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "components/policy/core/browser/browser_policy_connector.h"
@@ skipping 13 matching lines @@
 class ChromeBrowserPolicyConnector : public BrowserPolicyConnector {
  public:
   // Service initialization delay time in millisecond on startup. (So that
   // displaying Chrome's GUI does not get delayed.)
   static const int64 kServiceInitializationStartupDelay = 5000;
 
   // Builds an uninitialized ChromeBrowserPolicyConnector, suitable for testing.
   // Init() should be called to create and start the policy machinery.
   ChromeBrowserPolicyConnector();
 
-  virtual ~ChromeBrowserPolicyConnector();
+  ~ChromeBrowserPolicyConnector() override;
 
-  virtual void Init(
+  void Init(
       PrefService* local_state,
       scoped_refptr<net::URLRequestContextGetter> request_context) override;
 
  private:
   ConfigurationPolicyProvider* CreatePlatformProvider();
 
   // Appends the --enable-web-based-signin flag if the
   // enable-web-based-signin policy is enabled.
   // TODO(guohui): Needs to move this to a more proper place and also to handle
   // dynamic refresh.
  void AppendExtraFlagPerPolicy();
 
   DISALLOW_COPY_AND_ASSIGN(ChromeBrowserPolicyConnector);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CHROME_BROWSER_POLICY_CONNECTOR_H_