Add protected header for ConfirmInfobarController

ios/chrome/ios_chrome.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 310 matching lines @@
         'browser/history/history_client_impl.h',
         'browser/history/history_service_factory.cc',
         'browser/history/history_service_factory.h',
         'browser/history/history_utils.cc',
         'browser/history/history_utils.h',
         'browser/history/top_sites_factory.cc',
         'browser/history/top_sites_factory.h',
         'browser/history/web_history_service_factory.cc',
         'browser/history/web_history_service_factory.h',
         'browser/infobars/confirm_infobar_controller.h',
+        'browser/infobars/confirm_infobar_controller+protected.h',
         'browser/infobars/confirm_infobar_controller.mm',
         'browser/infobars/infobar.h',
         'browser/infobars/infobar.mm',
         'browser/infobars/infobar_container_ios.h',
         'browser/infobars/infobar_container_ios.mm',
         'browser/infobars/infobar_container_view.h',
         'browser/infobars/infobar_container_view.mm',
         'browser/infobars/infobar_controller.h',
         'browser/infobars/infobar_controller.mm',
         'browser/infobars/infobar_manager_impl.h',
@@ skipping 522 matching lines @@
             '../../components/components.gyp:omnibox_browser',
             '../../components/components.gyp:rlz',
             '../../components/components.gyp:search_engines',
             '../../rlz/rlz.gyp:rlz_lib',
           ],
         },
       ],
     }],
   ],
 }