Change prettify_ref to prettify_refname

In preparation to be used when the ref object is not available

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Acked-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin-fetch.c b/builtin-fetch.c
index 3c998ea..ebd0c08 100644
--- a/builtin-fetch.c
+++ b/builtin-fetch.c
@@ -197,7 +197,7 @@
 	struct commit *current = NULL, *updated;
 	enum object_type type;
 	struct branch *current_branch = branch_get(NULL);
-	const char *pretty_ref = prettify_ref(ref);
+	const char *pretty_ref = prettify_refname(ref->name);
 
 	*display = 0;
 	type = sha1_object_info(ref->new_sha1, NULL);
diff --git a/builtin-send-pack.c b/builtin-send-pack.c
index d5a1c48..b2279b0 100644
--- a/builtin-send-pack.c
+++ b/builtin-send-pack.c
@@ -174,9 +174,9 @@
 {
 	fprintf(stderr, " %c %-*s ", flag, SUMMARY_WIDTH, summary);
 	if (from)
-		fprintf(stderr, "%s -> %s", prettify_ref(from), prettify_ref(to));
+		fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name));
 	else
-		fputs(prettify_ref(to), stderr);
+		fputs(prettify_refname(to->name), stderr);
 	if (msg) {
 		fputs(" (", stderr);
 		fputs(msg, stderr);
diff --git a/refs.c b/refs.c
index e65a3b4..e74461e 100644
--- a/refs.c
+++ b/refs.c
@@ -750,9 +750,8 @@
 	}
 }
 
-const char *prettify_ref(const struct ref *ref)
+const char *prettify_refname(const char *name)
 {
-	const char *name = ref->name;
 	return name + (
 		!prefixcmp(name, "refs/heads/") ? 11 :
 		!prefixcmp(name, "refs/tags/") ? 10 :
diff --git a/refs.h b/refs.h
index 29d17a4..c11f6a6 100644
--- a/refs.h
+++ b/refs.h
@@ -80,7 +80,7 @@
 #define CHECK_REF_FORMAT_WILDCARD (-3)
 extern int check_ref_format(const char *target);
 
-extern const char *prettify_ref(const struct ref *ref);
+extern const char *prettify_refname(const char *refname);
 extern char *shorten_unambiguous_ref(const char *ref, int strict);
 
 /** rename ref, return 0 on success **/
diff --git a/transport.c b/transport.c
index 3dfb03c..38c7f57 100644
--- a/transport.c
+++ b/transport.c
@@ -732,9 +732,9 @@
 {
 	fprintf(stderr, " %c %-*s ", flag, SUMMARY_WIDTH, summary);
 	if (from)
-		fprintf(stderr, "%s -> %s", prettify_ref(from), prettify_ref(to));
+		fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name));
 	else
-		fputs(prettify_ref(to), stderr);
+		fputs(prettify_refname(to->name), stderr);
 	if (msg) {
 		fputs(" (", stderr);
 		fputs(msg, stderr);