Convert Pass()→std::move() for iOS build.

ios/chrome/browser/invalidation/ios_chrome_profile_invalidation_provider_factory.cc

 // Copyright 2015 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 "ios/chrome/browser/invalidation/ios_chrome_profile_invalidation_provider_factory.h"
 
+#include <utility>
+
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/prefs/pref_registry.h"
 #include "components/gcm_driver/gcm_profile_service.h"
 #include "components/invalidation/impl/invalidator_storage.h"
 #include "components/invalidation/impl/profile_invalidation_provider.h"
 #include "components/invalidation/impl/ticl_invalidation_service.h"
 #include "components/invalidation/impl/ticl_profile_settings_provider.h"
 #include "components/keyed_service/ios/browser_state_dependency_manager.h"
@@ skipping 44 matching lines @@
   ios::ChromeBrowserState* browser_state =
       ios::ChromeBrowserState::FromBrowserState(context);
 
   scoped_ptr<IdentityProvider> identity_provider(new ProfileIdentityProvider(
       ios::SigninManagerFactory::GetForBrowserState(browser_state),
       OAuth2TokenServiceFactory::GetForBrowserState(browser_state),
       // LoginUIServiceFactory is not built on iOS.
       base::Closure()));
 
   scoped_ptr<TiclInvalidationService> service(new TiclInvalidationService(
-      web::GetWebClient()->GetUserAgent(false), identity_provider.Pass(),
+      web::GetWebClient()->GetUserAgent(false), std::move(identity_provider),
       make_scoped_ptr(new invalidation::TiclProfileSettingsProvider(
           browser_state->GetPrefs())),
       IOSChromeGCMProfileServiceFactory::GetForBrowserState(browser_state)
           ->driver(),
       browser_state->GetRequestContext()));
   service->Init(
       make_scoped_ptr(new InvalidatorStorage(browser_state->GetPrefs())));
 
-  return make_scoped_ptr(new ProfileInvalidationProvider(service.Pass()));
+  return make_scoped_ptr(new ProfileInvalidationProvider(std::move(service)));
 }
 
 void IOSChromeProfileInvalidationProviderFactory::RegisterBrowserStatePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   ProfileInvalidationProvider::RegisterProfilePrefs(registry);
   InvalidatorStorage::RegisterProfilePrefs(registry);
 }