Merge branch 'ab/retire-decl-of-missing-unused-funcs'

Remove external declaration of functions that no longer exist.

* ab/retire-decl-of-missing-unused-funcs:
  config.h: remove unused git_config_get_untracked_cache() declaration
  log-tree.h: remove unused function declarations
  grep.h: remove unused grep_threads_ok() declaration
  builtin.h: remove cmd_tar_tree() declaration

1 files changed, 0 insertions, 1 deletions

diff --git a/grep.h b/grep.h
index 3cb8a83ae8..af1d579fe3 100644
--- a/grep.h
+++ b/grep.h
@@ -223,7 +223,6 @@ void grep_source_load_driver(struct grep_source *gs,
 int grep_source(struct grep_opt *opt, struct grep_source *gs);
 
 struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
-int grep_threads_ok(const struct grep_opt *opt);
 
 /*
  * Mutex used around access to the attributes machinery if