Removes reference to stale bug.
@@ -40,7 +40,7 @@ def _hash_proto(comp: pb.Computation) -> int:
class _UnboundRefChecker:
"""Callable implementing memoized checks for unbound references."""
- # TODO(b/149315253): This is the place to check for the computation we
+ # This is the place to check for the computation we
# are about to push down to the target executor making references to
# something declared outside of its scope. Notice that it is
# safe to keep this global cache around, since the check here is for a static
