1604
1604
# but at the moment we're only checking for texts referenced by
1605
1605
# inventories at the graph's edge.
1606
1606
key_deps = self.revisions._index._key_dependencies
1608
1608
referrers = frozenset(r[0] for r in key_deps.get_referrers())
1609
1609
file_ids = self.fileids_altered_by_revision_ids(referrers)