[PATCH v2 04/23] refs-common.c: move delete_ref to the common code

[Ronnie Sahlberg <sahlberg@google.com>]

This change moves delete_ref() to the refs-common.c file since this function
does not contain any backend specific code.

Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
---
 refs-common.c | 18 ++++++++++++++++++
 refs.c        | 19 -------------------
 2 files changed, 18 insertions(+), 19 deletions(-)

diff --git a/refs-common.c b/refs-common.c
index cb884b2..71ad358 100644
--- a/refs-common.c
+++ b/refs-common.c
@@ -25,3 +25,21 @@ int update_ref(const char *action, const char *refname,
 	return 0;
 }
 
+int delete_ref(const char *refname, const unsigned char *sha1, int delopt)
+{
+	struct ref_transaction *transaction;
+	struct strbuf err = STRBUF_INIT;
+
+	transaction = transaction_begin(&err);
+	if (!transaction ||
+	    transaction_delete_sha1(transaction, refname, sha1, delopt,
+				    sha1 && !is_null_sha1(sha1), NULL, &err) ||
+	    transaction_commit(transaction, &err)) {
+		error("%s", err.buf);
+		transaction_free(transaction);
+		strbuf_release(&err);
+		return 1;
+	}
+	transaction_free(transaction);
+	return 0;
+}
diff --git a/refs.c b/refs.c
index eb66cf7..faf794c 100644
--- a/refs.c
+++ b/refs.c
@@ -2622,25 +2622,6 @@ static int delete_ref_loose(struct ref_lock *lock, int flag, struct strbuf *err)
 	return 0;
 }
 
-int delete_ref(const char *refname, const unsigned char *sha1, int delopt)
-{
-	struct ref_transaction *transaction;
-	struct strbuf err = STRBUF_INIT;
-
-	transaction = transaction_begin(&err);
-	if (!transaction ||
-	    transaction_delete_sha1(transaction, refname, sha1, delopt,
-				    sha1 && !is_null_sha1(sha1), NULL, &err) ||
-	    transaction_commit(transaction, &err)) {
-		error("%s", err.buf);
-		transaction_free(transaction);
-		strbuf_release(&err);
-		return 1;
-	}
-	transaction_free(transaction);
-	return 0;
-}
-
 struct rename_reflog_cb {
 	struct ref_transaction *transaction;
 	const char *refname;
-- 
2.0.1.556.g3edca4c