Standardize usage of virtual/override/final specifiers.

chrome/browser/password_manager/native_backend_gnome_x_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 <stdarg.h>
 
 #include "base/basictypes.h"
 #include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 320 matching lines @@
   enum RemoveBetweenMethod {  // Used in CheckRemoveLoginsBetween().
     CREATED,
     SYNCED,
   };
 
   NativeBackendGnomeTest()
       : ui_thread_(BrowserThread::UI, &message_loop_),
         db_thread_(BrowserThread::DB) {
   }
 
-  virtual void SetUp() {
+  void SetUp() override {
     ASSERT_TRUE(db_thread_.Start());
 
     ASSERT_TRUE(MockGnomeKeyringLoader::LoadMockGnomeKeyring());
 
     form_google_.origin = GURL("http://www.google.com/");
     form_google_.action = GURL("http://www.google.com/login");
     form_google_.username_element = UTF8ToUTF16("user");
     form_google_.username_value = UTF8ToUTF16("joeschmoe");
     form_google_.password_element = UTF8ToUTF16("pass");
     form_google_.password_value = UTF8ToUTF16("seekrit");
@@ skipping 34 matching lines @@
     form_isc_.date_synced = base::Time::Now();
 
     other_auth_.origin = GURL("http://www.example.com/");
     other_auth_.username_value = UTF8ToUTF16("username");
     other_auth_.password_value = UTF8ToUTF16("pass");
     other_auth_.signon_realm = "http://www.example.com/Realm";
     other_auth_.date_created = base::Time::Now();
     other_auth_.date_synced = base::Time::Now();
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     base::MessageLoop::current()->PostTask(FROM_HERE,
                                            base::MessageLoop::QuitClosure());
     base::MessageLoop::current()->Run();
     db_thread_.Stop();
   }
 
   void RunBothThreads() {
     // First we post a message to the DB thread that will run after all other
     // messages that have been posted to the DB thread (we don't expect more
     // to be posted), which posts a message to the UI thread to quit the loop.
@@ skipping 664 matching lines @@
 
 TEST_F(NativeBackendGnomeTest, RemoveLoginsCreatedBetween) {
   CheckRemoveLoginsBetween(CREATED);
 }
 
 TEST_F(NativeBackendGnomeTest, RemoveLoginsSyncedBetween) {
   CheckRemoveLoginsBetween(SYNCED);
 }
 
 // TODO(mdm): add more basic tests here at some point.