Move all geofencing code into its own module separate from geolocation.

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 37 matching lines @@
       'filesystem/FileWriterCallback.idl',
       'filesystem/FileWriterSync.idl',
       'filesystem/Metadata.idl',
       'filesystem/MetadataCallback.idl',
       'gamepad/Gamepad.idl',
       'gamepad/GamepadButton.idl',
       'gamepad/GamepadEvent.idl',
       'gamepad/GamepadList.idl',
       'gamepad/WebKitGamepad.idl',
       'gamepad/WebKitGamepadList.idl',
-      'geolocation/CircularRegion.idl',
+      'geofencing/CircularRegion.idl',
+      'geofencing/Geofencing.idl',
+      'geofencing/GeofencingRegion.idl',
       'geolocation/Coordinates.idl',
-      'geolocation/GeofencingRegion.idl',
       'geolocation/Geolocation.idl',
       'geolocation/Geoposition.idl',
       'geolocation/PositionCallback.idl',
       'geolocation/PositionError.idl',
       'geolocation/PositionErrorCallback.idl',
       'indexeddb/IDBCursor.idl',
       'indexeddb/IDBCursorWithValue.idl',
       'indexeddb/IDBDatabase.idl',
       'indexeddb/IDBFactory.idl',
       'indexeddb/IDBIndex.idl',
@@ skipping 135 matching lines @@
       'device_orientation/WindowDeviceMotion.idl',
       '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',
       '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 206 matching lines @@
       'gamepad/GamepadEvent.cpp',
       'gamepad/GamepadEvent.h',
       'gamepad/GamepadList.cpp',
       'gamepad/GamepadList.h',
       'gamepad/NavigatorGamepad.cpp',
       'gamepad/NavigatorGamepad.h',
       'gamepad/WebKitGamepad.cpp',
       'gamepad/WebKitGamepad.h',
       'gamepad/WebKitGamepadList.cpp',
       'gamepad/WebKitGamepadList.h',
-      'geolocation/CircularRegion.cpp',
-      'geolocation/CircularRegion.h',
+      'geofencing/CircularRegion.cpp',
+      'geofencing/CircularRegion.h',
+      'geofencing/Geofencing.cpp',
+      'geofencing/Geofencing.h',
+      'geofencing/GeofencingRegion.h',
+      'geofencing/NavigatorGeofencing.cpp',
+      'geofencing/NavigatorGeofencing.h',
       'geolocation/Coordinates.cpp',
-      'geolocation/GeofencingRegion.h',
       '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',
       'geolocation/PositionOptions.cpp',
@@ skipping 535 matching lines @@
       'serviceworkers/ServiceWorkerContainerTest.cpp',
       'websockets/DOMWebSocketTest.cpp',
       'websockets/NewWebSocketChannelImplTest.cpp',
       'websockets/WebSocketDeflaterTest.cpp',
       'websockets/WebSocketExtensionDispatcherTest.cpp',
       'websockets/WebSocketExtensionParserTest.cpp',
       'websockets/WebSocketPerMessageDeflateTest.cpp',
     ],
   },
 }