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

content/browser/pepper_flash_settings_helper_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_PEPPER_FLASH_SETTINGS_HELPER_IMPL_H_
 #define CONTENT_BROWSER_PEPPER_FLASH_SETTINGS_HELPER_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "content/browser/ppapi_plugin_process_host.h"
 #include "content/public/browser/pepper_flash_settings_helper.h"
 
 namespace content {
 
 class CONTENT_EXPORT PepperFlashSettingsHelperImpl
     : public PepperFlashSettingsHelper,
       NON_EXPORTED_BASE(public PpapiPluginProcessHost::BrokerClient) {
  public:
   PepperFlashSettingsHelperImpl();
 
   // PepperFlashSettingsHelper implementation.
-  virtual void OpenChannelToBroker(
-      const base::FilePath& path,
-      const OpenChannelCallback& callback) override;
+  void OpenChannelToBroker(const base::FilePath& path,
+                           const OpenChannelCallback& callback) override;
 
   // PpapiPluginProcessHost::BrokerClient implementation.
-  virtual void GetPpapiChannelInfo(base::ProcessHandle* renderer_handle,
-                                   int* renderer_id) override;
-  virtual void OnPpapiChannelOpened(const IPC::ChannelHandle& channel_handle,
-                                    base::ProcessId plugin_pid,
-                                    int plugin_child_id) override;
-  virtual bool OffTheRecord() override;
+  void GetPpapiChannelInfo(base::ProcessHandle* renderer_handle,
+                           int* renderer_id) override;
+  void OnPpapiChannelOpened(const IPC::ChannelHandle& channel_handle,
+                            base::ProcessId plugin_pid,
+                            int plugin_child_id) override;
+  bool OffTheRecord() override;
 
  protected:
-  virtual ~PepperFlashSettingsHelperImpl();
+  ~PepperFlashSettingsHelperImpl() override;
 
  private:
   OpenChannelCallback callback_;
   DISALLOW_COPY_AND_ASSIGN(PepperFlashSettingsHelperImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_PEPPER_FLASH_SETTINGS_HELPER_IMPL_H_