Update IDL to 1847

modules/geolocation/Geolocation.idl

Index: modules/geolocation/Geolocation.idl
diff --git a/modules/geolocation/Geolocation.idl b/modules/geolocation/Geolocation.idl
index b8fde66b7bb2516172513e192798530a53ed7cec..1d98cfb0e77653517c6c8774ef2fe95277efe2bd 100644
--- a/modules/geolocation/Geolocation.idl
+++ b/modules/geolocation/Geolocation.idl
@@ -25,15 +25,18 @@
 
 // http://www.w3.org/TR/geolocation-API/#geolocation_interface
 [
-    NoInterfaceObject
+    WillBeGarbageCollected,
+    NoInterfaceObject,
 ] interface Geolocation {
+    // FIXME: should be: PositionOptions options (need PositionOptions.idl)
     [Custom, PerWorldBindings, ActivityLogging=ForIsolatedWorlds] void getCurrentPosition(PositionCallback successCallback,
                                      optional PositionErrorCallback errorCallback,
-                                     optional PositionOptions options);
+                                     optional object options);
 
+    // FIXME: should be: PositionOptions options (need PositionOptions.idl)
     [Custom, PerWorldBindings, ActivityLogging=ForIsolatedWorlds] long watchPosition(PositionCallback successCallback,
                                 optional PositionErrorCallback errorCallback,
-                                optional PositionOptions options);
+                                optional object options);
 
     void clearWatch(long watchID);
 };