message: Remove unnecessary lambda capture of keep_processor
diff: @@ -749,7 +749,7 @@ void process_keep(
  // We only parallelize if keep_rule needs to be applied to all classes.
  auto wq = workqueue_foreach<KeepSpec*>(
  - [&keep_processor, &process_single_keep, &classes](KeepSpec* keep_rule) {
  + [&process_single_keep, &classes](KeepSpec* keep_rule) {
  RegexMap regex_map;
  ClassMatcher class_match(*keep_rule);
  