Put more files under the enable_service_discovery build flag.

chrome/common/extensions/api/schemas.gypi

 # 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.
 
 {
   'sources': [
     '<@(schema_files)',
   ],
   'variables': {
     'main_schema_files': [
@@ skipping 26 matching lines @@
       'desktop_capture.json',
       'developer_private.idl',
       'dial.idl',
       'downloads.idl',
       'downloads_internal.idl',
       'easy_unlock_private.idl',
       'experience_sampling_private.json',
       'feedback_private.idl',
       'file_system.idl',
       'font_settings.json',
-      'gcd_private.idl',
       'gcm.json',
       'hangouts_private.idl',
       'history.json',
       'hotword_private.idl',
       'i18n.json',
       'identity.idl',
       'identity_private.idl',
       'image_writer_private.idl',
       'inline_install_private.idl',
       'instance_id.json',
       'language_settings_private.idl',
       'launcher_page.idl',
       'location.idl',
       'manifest_types.json',
-      'mdns.idl',
       'media_galleries.idl',
       'metrics_private.json',
       'notification_provider.idl',
       'notifications.idl',
       'omnibox.json',
       'page_capture.json',
       'passwords_private.idl',
       'permissions.json',
       'preferences_private.json',
       'resources_private.idl',
@@ skipping 56 matching lines @@
       'terminal_private.json',
       'users_private.idl',
       'wallpaper.json',
       'wallpaper_private.json',
     ],
     'chromeos_non_compiled_schema_files': [
       'chromeos_info_private.json',
       'media_player_private.json',
     ],
 
+    'service_discovery_schema_files': [
+      'gcd_private.idl',
+      'mdns.idl',
+    ],
+
     'webrtc_schema_files': [
       'cast_streaming_receiver_session.idl',
       'cast_streaming_rtp_stream.idl',
       'cast_streaming_session.idl',
       'cast_streaming_udp_transport.idl',
     ],
 
     'non_compiled_schema_files': [
       '<@(main_non_compiled_schema_files)',
     ],
@@ skipping 17 matching lines @@
         ],
         'non_compiled_schema_files': [
           '<@(chromeos_non_compiled_schema_files)',
         ],
       }],
       ['OS=="linux" or OS=="win"', {
         'schema_files': [
           'input_ime.json',
         ],
       }],
+      ['enable_service_discovery==1', {
+        'schema_files': [
+          '<@(service_discovery_schema_files)',
+        ],
+      }],
       ['enable_webrtc==1', {
         'schema_files': [
           '<@(webrtc_schema_files)',
         ],
       }],
     ],
     'cc_dir': 'chrome/common/extensions/api',
     'root_namespace': 'extensions::api::%(namespace)s',
     'bundle_name': 'Chrome',
     'impl_dir_': 'chrome/browser/extensions/api',
   },
 }