Move infobar handling to a tab helper.

chrome/browser/extensions/extension_infobar_module.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_infobar_module.h"
 
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_infobar_delegate.h"
 #include "chrome/browser/extensions/extension_infobar_module_constants.h"
 #include "chrome/browser/extensions/extension_tabs_module.h"
 #include "chrome/browser/extensions/extension_tabs_module_constants.h"
+#include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_error_utils.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "grit/generated_resources.h"
 
 namespace keys = extension_infobar_module_constants;
@@ skipping 24 matching lines @@
       &browser,
       NULL,
       &tab_contents,
       NULL)) {
     error_ = ExtensionErrorUtils::FormatErrorMessage(
         extension_tabs_module_constants::kTabNotFoundError,
         base::IntToString(tab_id));
     return false;
   }
 
-  tab_contents->AddInfoBar(
+  tab_contents->infobar_tab_helper()->AddInfoBar(
       new ExtensionInfoBarDelegate(browser, tab_contents->tab_contents(),
                                    GetExtension(), url, height));
 
   // TODO(finnur): Return the actual DOMWindow object. Bug 26463.
   result_.reset(ExtensionTabUtil::CreateWindowValue(browser, false));
 
   return true;
 }