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

chrome/browser/ui/hung_plugin_tab_helper.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 "chrome/browser/ui/hung_plugin_tab_helper.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process/process.h"
@@ skipping 122 matching lines @@
   // |infobar_service|.  Returns the infobar if it was successfully added.
   static infobars::InfoBar* Create(InfoBarService* infobar_service,
                                    HungPluginTabHelper* helper,
                                    int plugin_child_id,
                                    const base::string16& plugin_name);
 
  private:
   HungPluginInfoBarDelegate(HungPluginTabHelper* helper,
                             int plugin_child_id,
                             const base::string16& plugin_name);
-  virtual ~HungPluginInfoBarDelegate();
+  ~HungPluginInfoBarDelegate() override;
 
   // ConfirmInfoBarDelegate:
-  virtual int GetIconID() const override;
-  virtual base::string16 GetMessageText() const override;
-  virtual int GetButtons() const override;
-  virtual base::string16 GetButtonLabel(InfoBarButton button) const override;
-  virtual bool Accept() override;
+  int GetIconID() const override;
+  base::string16 GetMessageText() const override;
+  int GetButtons() const override;
+  base::string16 GetButtonLabel(InfoBarButton button) const override;
+  bool Accept() override;
 
   HungPluginTabHelper* helper_;
   int plugin_child_id_;
 
   base::string16 message_;
   base::string16 button_text_;
 };
 
 // static
 infobars::InfoBar* HungPluginInfoBarDelegate::Create(
@@ skipping 253 matching lines @@
 }
 
 void HungPluginTabHelper::CloseBar(PluginState* state) {
   InfoBarService* infobar_service =
       InfoBarService::FromWebContents(web_contents());
   if (infobar_service && state->infobar) {
     infobar_service->RemoveInfoBar(state->infobar);
     state->infobar = NULL;
   }
 }