Pass through geofencing API calls to the content layer.

Source/modules/modules.gypi

 {
   'includes': [
     '../core/core_generated.gypi',
     'modules_generated.gypi',
   ],
   'variables': {
     # Experimental hooks for embedder to provide extra IDL and source files.
     #
     # Note: this is not a supported API. If you rely on this, you will be broken
     # from time to time as the code generator changes in backward incompatible
@@ skipping 203 matching lines @@
       'device_orientation/WindowDeviceOrientation.idl',
       'donottrack/NavigatorDoNotTrack.idl',
       'encryptedmedia/HTMLMediaElementEncryptedMedia.idl',
       'filesystem/DataTransferItemFileSystem.idl',
       'filesystem/HTMLInputElementFileSystem.idl',
       'filesystem/InspectorFrontendHostFileSystem.idl',
       'filesystem/WindowFileSystem.idl',
       'filesystem/WorkerGlobalScopeFileSystem.idl',
       'gamepad/NavigatorGamepad.idl',
       'geofencing/NavigatorGeofencing.idl',
+      'geofencing/WorkerNavigatorGeofencing.idl',
       'geolocation/NavigatorGeolocation.idl',
       'indexeddb/WindowIndexedDatabase.idl',
       'indexeddb/WorkerGlobalScopeIndexedDatabase.idl',
       'mediasource/HTMLVideoElementMediaSource.idl',
       'mediasource/URLMediaSource.idl',
       'mediastream/NavigatorMediaStream.idl',
       'mediastream/URLMediaStream.idl',
       'mediastream/WindowMediaStream.idl',
       'navigatorcontentutils/NavigatorContentUtils.idl',
       'netinfo/NavigatorNetworkInformation.idl',
@@ skipping 220 matching lines @@
       'gamepad/NavigatorGamepad.cpp',
       'gamepad/NavigatorGamepad.h',
       'gamepad/WebKitGamepad.cpp',
       'gamepad/WebKitGamepad.h',
       'gamepad/WebKitGamepadList.cpp',
       'gamepad/WebKitGamepadList.h',
       'geofencing/CircularRegion.cpp',
       'geofencing/CircularRegion.h',
       'geofencing/Geofencing.cpp',
       'geofencing/Geofencing.h',
+      'geofencing/GeofencingError.cpp',
+      'geofencing/GeofencingError.h',
+      'geofencing/GeofencingRegion.cpp',
       'geofencing/GeofencingRegion.h',
       'geofencing/NavigatorGeofencing.cpp',
       'geofencing/NavigatorGeofencing.h',
+      'geofencing/WorkerNavigatorGeofencing.cpp',
+      'geofencing/WorkerNavigatorGeofencing.h',
       'geolocation/Coordinates.cpp',
       'geolocation/Geolocation.cpp',
       'geolocation/GeolocationController.cpp',
       'geolocation/GeolocationInspectorAgent.cpp',
       'geolocation/GeoNotifier.cpp',
       'geolocation/GeoNotifier.h',
       'geolocation/GeolocationWatchers.cpp',
       'geolocation/GeolocationWatchers.h',
       'geolocation/NavigatorGeolocation.cpp',
       'geolocation/NavigatorGeolocation.h',
@@ skipping 540 matching lines @@
       'serviceworkers/ServiceWorkerContainerTest.cpp',
       'websockets/DOMWebSocketTest.cpp',
       'websockets/NewWebSocketChannelImplTest.cpp',
       'websockets/WebSocketDeflaterTest.cpp',
       'websockets/WebSocketExtensionDispatcherTest.cpp',
       'websockets/WebSocketExtensionParserTest.cpp',
       'websockets/WebSocketPerMessageDeflateTest.cpp',
     ],
   },
 }