fixup! status: reinstate --show-ignored-directory as a deprecated option

We said we would remove --show-ignored-directory in v2.16.0 or v2.17.0,
but it is almost time for v2.21.0 already and we still have not removed
it. Let's do it now.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

builtin/commit.c

@@ -1302,7 +1302,6 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 	static int no_renames = -1;
 	static const char *rename_score_arg = (const char *)-1;
 	static int no_lock_index = 0;
-	static int show_ignored_directory = 0;
 	static struct wt_status s;
 	unsigned int progress_flag = 0;
 	int fd;
@@ -1341,10 +1340,6 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 		{ OPTION_CALLBACK, 'M', "find-renames", &rename_score_arg,
 		  N_("n"), N_("detect renames, optionally set similarity index"),
 		  PARSE_OPT_OPTARG | PARSE_OPT_NONEG, opt_parse_rename_score },
-		OPT_BOOL(0, "show-ignored-directory", &show_ignored_directory,
-			N_("(DEPRECATED: use --ignore=matching instead) Only "
-			   "show directories that match an ignore pattern "
-			   "name.")),
 		OPT_BOOL(0, "no-lock-index", &no_lock_index,
 			 N_("(DEPRECATED: use `git --no-optional-locks status` "
 			    "instead) Do not lock the index")),
@@ -1367,12 +1362,6 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 		setenv(GIT_OPTIONAL_LOCKS_ENVIRONMENT, "false", 1);
 	}
 
-	if (show_ignored_directory) {
-		warning("--show-ignored-directory was deprecated, use "
-			"--ignored=matching instead");
-		ignored_arg = "matching";
-	}
-
 	handle_untracked_files_arg(&s);
 	handle_ignored_arg(&s);