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

chrome/browser/ui/zoom/zoom_controller_browsertest.cc

 // 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/zoom/zoom_controller.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/process/kill.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 24 matching lines @@
 class ZoomChangedWatcher : public ZoomObserver {
  public:
   ZoomChangedWatcher(
       content::WebContents* web_contents,
       const ZoomController::ZoomChangedEventData& expected_event_data)
       : web_contents_(web_contents),
         expected_event_data_(expected_event_data),
         message_loop_runner_(new content::MessageLoopRunner) {
     ZoomController::FromWebContents(web_contents)->AddObserver(this);
   }
-  virtual ~ZoomChangedWatcher() {}
+  ~ZoomChangedWatcher() override {}
 
   void Wait() { message_loop_runner_->Run(); }
 
-  virtual void OnZoomChanged(
+  void OnZoomChanged(
       const ZoomController::ZoomChangedEventData& event_data) override {
     if (event_data == expected_event_data_)
       message_loop_runner_->Quit();
   }
 
  private:
   content::WebContents* web_contents_;
   ZoomController::ZoomChangedEventData expected_event_data_;
   scoped_refptr<content::MessageLoopRunner> message_loop_runner_;
 
@@ skipping 67 matching lines @@
       web_contents->GetController().GetLastCommittedEntry()->GetPageType());
 
   double old_zoom_level = zoom_controller->GetZoomLevel();
   double new_zoom_level = old_zoom_level + 0.5;
 
   // The following attempt to change the zoom level for an error page should
   // fail.
   zoom_controller->SetZoomLevel(new_zoom_level);
   EXPECT_FLOAT_EQ(old_zoom_level, zoom_controller->GetZoomLevel());
 }