Infobar system refactor.

chrome/browser/ui/cocoa/infobars/confirm_infobar_controller.mm

 // Copyright 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/ui/cocoa/infobars/confirm_infobar_controller.h"
 
 #include "base/logging.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/infobars/confirm_infobar_delegate.h"
 #import "chrome/browser/ui/cocoa/hyperlink_text_view.h"
@@ skipping 119 matching lines @@
   if (![self isOwned])
     return;
   WindowOpenDisposition disposition =
       ui::WindowOpenDispositionFromNSEvent([NSApp currentEvent]);
   if ([self delegate]->AsConfirmInfoBarDelegate()->LinkClicked(disposition))
     [self removeSelf];
 }
 
 @end
 
-InfoBar* ConfirmInfoBarDelegate::CreateInfoBar(InfoBarService* owner) {
-  scoped_ptr<InfoBarCocoa> infobar(new InfoBarCocoa(owner, this));
+// static
+scoped_ptr<InfoBar> ConfirmInfoBarDelegate::CreateInfoBar(
+    scoped_ptr<ConfirmInfoBarDelegate> delegate) {
+  scoped_ptr<InfoBarCocoa> infobar(
+      new InfoBarCocoa(delegate.PassAs<InfoBarDelegate>()));
   base::scoped_nsobject<ConfirmInfoBarController> controller(
       [[ConfirmInfoBarController alloc] initWithInfoBar:infobar.get()]);
   infobar->set_controller(controller);
-  return infobar.release();
+  return infobar.PassAs<InfoBar>();
 }