Implement chrome.downloads.onDeterminingFilename()

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 32 matching lines @@
         'idl_schema_files': [
           'alarms.idl',
           'app_current_window_internal.idl',
           'app_runtime.idl',
           'app_window.idl',
           'autotest_private.idl',
           'bluetooth.idl',
           'developer_private.idl',
           'dial.idl',
           'downloads.idl',
+          'downloads_internal.idl',
           'experimental_discovery.idl',
           'experimental_dns.idl',
           'experimental_identity.idl',
           'experimental_idltest.idl',
           'experimental_media_galleries.idl',
           'experimental_notification.idl',
           'experimental_system_info_cpu.idl',
           'experimental_system_info_display.idl',
           'experimental_system_info_memory.idl',
           'experimental_system_info_storage.idl',
@@ skipping 23 matching lines @@
             'file_browser_handler_internal.json',
           ],
           'idl_schema_files!': [
             'rtc_private.idl',
           ],
         }],
       ],
     },
   ],
 }