Convert Pass()→std::move() on Windows

chrome/installer/util/firewall_manager_win.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/installer/util/firewall_manager_win.h"
 
 #include <stdint.h>
 
+#include <utility>
+
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "chrome/installer/util/advanced_firewall_manager_win.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/installer_util_strings.h"
 #include "chrome/installer/util/l10n_string_util.h"
 #include "chrome/installer/util/legacy_firewall_manager_win.h"
 
@@ skipping 82 matching lines @@
 FirewallManager::~FirewallManager() {}
 
 // static
 scoped_ptr<FirewallManager> FirewallManager::Create(
     BrowserDistribution* dist,
     const base::FilePath& chrome_path) {
   // First try to connect to "Windows Firewall with Advanced Security" (Vista+).
   scoped_ptr<FirewallManagerAdvancedImpl> manager(
       new FirewallManagerAdvancedImpl());
   if (manager->Init(dist->GetDisplayName(), chrome_path))
-    return manager.Pass();
+    return std::move(manager);
 
   // Next try to connect to "Windows Firewall for Windows XP with SP2".
   scoped_ptr<FirewallManagerLegacyImpl> legacy_manager(
       new FirewallManagerLegacyImpl());
   if (legacy_manager->Init(dist->GetDisplayName(), chrome_path))
-    return legacy_manager.Pass();
+    return std::move(legacy_manager);
 
-  return scoped_ptr<FirewallManager>();
+  return nullptr;
 }
 
 FirewallManager::FirewallManager() {
 }
 
 }  // namespace installer