Standardize usage of virtual/override/final in content/

content/shell/browser/shell_resource_dispatcher_host_delegate.h

 // Copyright 2013 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 CONTENT_SHELL_BROWSER_SHELL_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 #define CONTENT_SHELL_BROWSER_SHELL_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "content/public/browser/resource_dispatcher_host_delegate.h"
 
 namespace content {
 
 class ShellResourceDispatcherHostDelegate
     : public ResourceDispatcherHostDelegate {
  public:
   ShellResourceDispatcherHostDelegate();
-  virtual ~ShellResourceDispatcherHostDelegate();
+  ~ShellResourceDispatcherHostDelegate() override;
 
   // ResourceDispatcherHostDelegate implementation.
-  virtual ResourceDispatcherHostLoginDelegate* CreateLoginDelegate(
-      net::AuthChallengeInfo* auth_info, net::URLRequest* request) override;
+  ResourceDispatcherHostLoginDelegate* CreateLoginDelegate(
+      net::AuthChallengeInfo* auth_info,
+      net::URLRequest* request) override;
 
   // Used for content_browsertests.
   void set_login_request_callback(
       base::Callback<void()> login_request_callback) {
     login_request_callback_ = login_request_callback;
   }
 
  private:
   base::Callback<void()> login_request_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellResourceDispatcherHostDelegate);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_SHELL_RESOURCE_DISPATCHER_HOST_DELEGATE_H_