Move infobar handling to a tab helper.

chrome/browser/ui/cocoa/content_settings/collected_cookies_mac.mm

 // Copyright (c) 2011 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.
 
 #import "chrome/browser/ui/cocoa/content_settings/collected_cookies_mac.h"
 
 #include <vector>
 
 #import "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
+#include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/cocoa/constrained_window_mac.h"
 #import "chrome/browser/ui/cocoa/content_settings/cookie_details_view_controller.h"
 #import "chrome/browser/ui/cocoa/vertical_gradient_view.h"
 #include "chrome/browser/ui/collected_cookies_infobar_delegate.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/common/notification_details.h"
 #include "content/common/notification_source.h"
@@ skipping 189 matching lines @@
   [[cookieDetailsViewPlaceholder_ superview]
       replaceSubview:cookieDetailsViewPlaceholder_
                 with:detailView];
 
   [self tabView:tabView_ didSelectTabViewItem:[tabView_ selectedTabViewItem]];
 }
 
 - (void)windowWillClose:(NSNotification*)notif {
   if (contentSettingsChanged_) {
     TabContentsWrapper::GetCurrentWrapperForContents(tabContents_)->
-        AddInfoBar(new CollectedCookiesInfoBarDelegate(tabContents_));
+        infobar_tab_helper()->AddInfoBar(
+            new CollectedCookiesInfoBarDelegate(tabContents_));
   }
   [allowedOutlineView_ setDelegate:nil];
   [blockedOutlineView_ setDelegate:nil];
   [animation_ stopAnimation];
   [self autorelease];
 }
 
 - (IBAction)closeSheet:(id)sender {
   [NSApp endSheet:[self window]];
 }
@@ skipping 278 matching lines @@
       treeController = blockedTreeController_;
       break;
     default:
       NOTREACHED();
       return;
   }
   [detailsViewController_ configureBindingsForTreeController:treeController];
 }
 
 @end