slot_index.diff

diff --git a/components/script/dom/bindings/codegen/CodegenRust.py b/components/script/dom/bindings/codegen/CodegenRust.py
index 51c2976..9655951 100644
--- a/components/script/dom/bindings/codegen/CodegenRust.py
+++ b/components/script/dom/bindings/codegen/CodegenRust.py
@@ -3241,10 +3241,11 @@ class CGMemberJITInfo(CGThing):
             if self.member.slotIndex is not None:
                 assert isAlwaysInSlot or self.member.getExtendedAttribute("Cached")
                 isLazilyCachedInSlot = not isAlwaysInSlot
-                slotIndex = memberReservedSlot(self.member)  # noqa:FIXME: memberReservedSlot is not defined
+                #slotIndex = memberReservedSlot(self.member)  # noqa:FIXME: memberReservedSlot is not defined
                 # We'll statically assert that this is not too big in
                 # CGUpdateMemberSlotsMethod, in the case when
                 # isAlwaysInSlot is true.
+                slotIndex = "0"
             else:
                 isLazilyCachedInSlot = False
                 slotIndex = "0"