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

ios/chrome/browser/infobars/infobar_manager_impl.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 "ios/chrome/browser/infobars/infobar_manager_impl.h"
 
+#include <utility>
+
 #include "components/infobars/core/confirm_infobar_delegate.h"
 #include "components/infobars/core/infobar.h"
 #include "components/infobars/core/infobar_delegate.h"
 #include "ios/chrome/browser/infobars/infobar_utils.h"
 #include "ios/web/public/load_committed_details.h"
 #include "ios/web/public/navigation_item.h"
 #include "ios/web/public/navigation_manager.h"
 #include "ios/web/public/web_state/web_state.h"
 #include "ui/base/page_transition_types.h"
 
@@ skipping 38 matching lines @@
 }
 
 int InfoBarManagerImpl::GetActiveEntryID() {
   web::NavigationItem* visible_item =
       web_state()->GetNavigationManager()->GetVisibleItem();
   return visible_item ? visible_item->GetUniqueID() : 0;
 }
 
 scoped_ptr<infobars::InfoBar> InfoBarManagerImpl::CreateConfirmInfoBar(
     scoped_ptr<ConfirmInfoBarDelegate> delegate) {
-  return ::CreateConfirmInfoBar(delegate.Pass());
+  return ::CreateConfirmInfoBar(std::move(delegate));
 }
 
 void InfoBarManagerImpl::NavigationItemCommitted(
     const web::LoadCommittedDetails& load_details) {
   OnNavigation(NavigationDetailsFromLoadCommittedDetails(load_details));
 }
 
 void InfoBarManagerImpl::WebStateDestroyed() {
   // The WebState is going away; be aggressively paranoid and delete this
   // InfoBarManagerImpl lest other parts of the system attempt to add infobars
   // or use it otherwise during the destruction.
   web_state()->RemoveUserData(UserDataKey());
   // That was the equivalent of "delete this". This object is now destroyed;
   // returning from this function is the only safe thing to do.
 }
 
 void InfoBarManagerImpl::OpenURL(const GURL& url,
                                  WindowOpenDisposition disposition) {
   NOTIMPLEMENTED();
 }