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

chrome/browser/password_manager/password_store_mac_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/password_manager/password_store_mac.h"
 
 #include "base/basictypes.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_vector.h"
 #include "base/path_service.h"
@@ skipping 59 matching lines @@
       LoginDatabase* login_db)
       : PasswordStoreMac(main_thread_runner,
                          db_thread_runner,
                          keychain,
                          login_db) {
   }
 
   using PasswordStoreMac::GetBackgroundTaskRunner;
 
  private:
-  virtual ~TestPasswordStoreMac() {}
+  ~TestPasswordStoreMac() override {}
 
   DISALLOW_COPY_AND_ASSIGN(TestPasswordStoreMac);
 };
 
 }  // namespace
 
 #pragma mark -
 
 class PasswordStoreMacInternalsTest : public testing::Test {
  public:
@@ skipping 1345 matching lines @@
   ASSERT_EQ(1u, matching_items.size());
   EXPECT_EQ(ASCIIToUTF16("joe_user"), matching_items[0]->username_value);
   matching_items.clear();
 
   // Check the third-party password is still there.
   owned_keychain_adapter.SetFindsOnlyOwnedItems(false);
   matching_items.get() = owned_keychain_adapter.PasswordsFillingForm(
       "http://some.domain.com/insecure.html", PasswordForm::SCHEME_HTML);
   ASSERT_EQ(1u, matching_items.size());
 }