Replace Dictionary with PositionOptions in geolocation/.

Source/modules/geolocation/Geolocation.idl

Index: Source/modules/geolocation/Geolocation.idl
diff --git a/Source/modules/geolocation/Geolocation.idl b/Source/modules/geolocation/Geolocation.idl
index 2c9c1f8a04aac97afc4760f85abde02f30ceb691..19618453b00aca471c03a51f2f7b102af542e1e4 100644
--- a/Source/modules/geolocation/Geolocation.idl
+++ b/Source/modules/geolocation/Geolocation.idl
@@ -28,15 +28,13 @@
     GarbageCollected,
     NoInterfaceObject,
 ] interface Geolocation {
-    // FIXME: should be: PositionOptions options: need PositionOptions.idl and dictionary http:/crbug.com/321462
     [LogActivity] void getCurrentPosition(PositionCallback successCallback,
                                      optional PositionErrorCallback errorCallback,
-                                     optional Dictionary options);
+                                     optional PositionOptions options);
 
-    // FIXME: should be: PositionOptions options: need PositionOptions.idl and dictionary http:/crbug.com/321462
     [LogActivity] long watchPosition(PositionCallback successCallback,
                                 optional PositionErrorCallback errorCallback,
-                                optional Dictionary options);
+                                optional PositionOptions options);
 
     void clearWatch(long watchID);
 };