Standardize usage of virtual/override/final specifiers.

chrome/browser/supervised_user/supervised_user_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 "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/history/history_service_factory.h"
@@ skipping 36 matching lines @@
 // Tests the filter mode in which all sites are blocked by default.
 class SupervisedUserBlockModeTest : public InProcessBrowserTest {
  public:
   // Indicates whether the interstitial should proceed or not.
   enum InterstitialAction {
     INTERSTITIAL_PROCEED,
     INTERSTITIAL_DONTPROCEED,
   };
 
   SupervisedUserBlockModeTest() : supervised_user_service_(NULL) {}
-  virtual ~SupervisedUserBlockModeTest() {}
+  ~SupervisedUserBlockModeTest() override {}
 
   void CheckShownPageIsInterstitial(WebContents* tab) {
     CheckShownPage(tab, content::PAGE_TYPE_INTERSTITIAL);
   }
 
   void CheckShownPageIsNotInterstitial(WebContents* tab) {
     CheckShownPage(tab, content::PAGE_TYPE_NORMAL);
   }
 
   // Checks to see if the type of the current page is |page_type|.
@@ skipping 239 matching lines @@
   scoped_refptr<SupervisedUserURLFilter> filter =
       supervised_user_service_->GetURLFilterForUIThread();
   EXPECT_EQ(SupervisedUserURLFilter::ALLOW,
             filter->GetFilteringBehaviorForURL(test_url.GetWithEmptyPath()));
 
   observer.Wait();
   EXPECT_EQ(test_url, web_contents->GetURL());
 }
 
 }  // namespace