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

chrome/browser/ui/cocoa/renderer_context_menu/render_view_context_menu_mac.mm

 // 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.
 
 #include "chrome/browser/ui/cocoa/renderer_context_menu/render_view_context_menu_mac.h"
 
 #include "base/compiler_specific.h"
 #import "base/mac/scoped_sending_event.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 35 matching lines @@
 
 }  // namespace
 
 // OSX implemenation of the ToolkitDelegate.
 // This simply (re)delegates calls to RVContextMenuMac because they do not
 // have to be componentized.
 class ToolkitDelegateMac : public RenderViewContextMenuBase::ToolkitDelegate {
  public:
   explicit ToolkitDelegateMac(RenderViewContextMenuMac* context_menu)
       : context_menu_(context_menu) {}
-  virtual ~ToolkitDelegateMac() {}
+  ~ToolkitDelegateMac() override {}
 
  private:
   // ToolkitDelegate:
-  virtual void Init(ui::SimpleMenuModel* menu_model) override {
+  void Init(ui::SimpleMenuModel* menu_model) override {
     context_menu_->InitToolkitMenu();
   }
-  virtual void Cancel() override{
-    context_menu_->CancelToolkitMenu();
-  }
-  virtual void UpdateMenuItem(int command_id,
-                              bool enabled,
-                              bool hidden,
-                              const base::string16& title) override {
+  void Cancel() override { context_menu_->CancelToolkitMenu(); }
+  void UpdateMenuItem(int command_id,
+                      bool enabled,
+                      bool hidden,
+                      const base::string16& title) override {
     context_menu_->UpdateToolkitMenuItem(
         command_id, enabled, hidden, title);
   }
 
   RenderViewContextMenuMac* context_menu_;
   DISALLOW_COPY_AND_ASSIGN(ToolkitDelegateMac);
 };
 
 // Obj-C bridge class that is the target of all items in the context menu.
 // Relies on the tag being set to the command id.
@@ skipping 223 matching lines @@
   content::RenderWidgetHostView* view = GetRenderViewHost()->GetView();
   if (view)
     view->SpeakSelection();
 }
 
 void RenderViewContextMenuMac::StopSpeaking() {
   content::RenderWidgetHostView* view = GetRenderViewHost()->GetView();
   if (view)
     view->StopSpeaking();
 }