Remove experimental permission from infobars API and moving it to dev channel

chrome/common/extensions/api/api.gyp

 # Copyright (c) 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.
 
 {
   'targets': [
     {
       'target_name': 'api',
       'type': 'static_library',
       'sources': [
@@ skipping 33 matching lines @@
           'echo_private.json',
           'downloads_internal.idl',
           'enterprise_platform_keys_private.json',
           'events.json',
           'experimental_accessibility.json',
           'experimental_discovery.idl',
           'experimental_dns.idl',
           'experimental_history.json',
           'experimental_identity.idl',
           'experimental_idltest.idl',
-          'experimental_infobars.json',
           'location.idl',
           'experimental_media_galleries.idl',
           'experimental_record.json',
           'system_info_memory.idl',
           'experimental_system_info_storage.idl',
           'extension.json',
           'feedback_private.idl',
           'file_browser_handler_internal.json',
           'file_system.idl',
           'font_settings.json',
           'history.json',
           'i18n.json',
           'identity.idl',
           'identity_private.idl',
           'idle.json',
+          'infobars.json',
           'input_ime.json',
           'management.json',
           'manifest_types.json',
           'media_galleries.idl',
           'media_galleries_private.idl',
           'media_player_private.json',
           'metrics_private.json',
           'music_manager_private.idl',
           'networking_private.json',
           'notifications.idl',
@@ skipping 43 matching lines @@
         ['OS!="chromeos"', {
           'schema_files!': [
             'file_browser_handler_internal.json',
             'rtc_private.idl',
           ],
         }],
       ],
     },
   ],
 }