Standardize usage of virtual/override/final specifiers.

chrome/browser/autocomplete/shortcuts_provider_unittest.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/autocomplete/shortcuts_provider.h"
 
 #include <math.h>
 
 #include <algorithm>
 #include <functional>
@@ skipping 243 matching lines @@
 
     void operator()(const ExpectedURLAndAllowedToBeDefault& expected);
     std::set<ExpectedURLAndAllowedToBeDefault> Leftovers() const {
         return matches_;
     }
 
    private:
     std::set<ExpectedURLAndAllowedToBeDefault> matches_;
   };
 
-  virtual void SetUp();
-  virtual void TearDown();
+  void SetUp() override;
+  void TearDown() override;
 
   // Fills test data into the provider.
   void FillData(TestShortcutInfo* db, size_t db_size);
 
   // Runs an autocomplete query on |text| with the provided
   // |prevent_inline_autocomplete| setting and checks to see that the returned
   // results' destination URLs match those provided. |expected_urls| does not
   // need to be in sorted order, but |expected_top_result| should be the top
   // match, and it should have inline autocompletion
   // |top_result_inline_autocompletion|.
@@ skipping 569 matching lines @@
       extension.get(), extensions::UnloadedExtensionInfo::REASON_UNINSTALL);
   content::NotificationService::current()->Notify(
       extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED,
       content::Source<Profile>(&profile_),
       content::Details<extensions::UnloadedExtensionInfo>(&details));
 
   // Now the URL should have disappeared.
   RunTest(text, false, ExpectedURLs(), std::string(), base::string16());
 }
 #endif