sequencer: move reflog message functions

In the next commit these functions will be called from pick_one_commit()
so move them above that function to avoid a forward declaration.

Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Author: phillipwood

sequencer.c

@@ -2235,6 +2235,39 @@ static void refer_to_commit(struct replay_opts *opts,
 	}
 }
 
+static const char *sequencer_reflog_action(struct replay_opts *opts)
+{
+	if (!opts->reflog_action) {
+		opts->reflog_action = getenv(GIT_REFLOG_ACTION);
+		opts->reflog_action =
+			xstrdup(opts->reflog_action ? opts->reflog_action
+						    : action_name(opts));
+	}
+
+	return opts->reflog_action;
+}
+
+__attribute__((format (printf, 3, 4)))
+static const char *reflog_message(struct replay_opts *opts,
+	const char *sub_action, const char *fmt, ...)
+{
+	va_list ap;
+	static struct strbuf buf = STRBUF_INIT;
+
+	va_start(ap, fmt);
+	strbuf_reset(&buf);
+	strbuf_addstr(&buf, sequencer_reflog_action(opts));
+	if (sub_action)
+		strbuf_addf(&buf, " (%s)", sub_action);
+	if (fmt) {
+		strbuf_addstr(&buf, ": ");
+		strbuf_vaddf(&buf, fmt, ap);
+	}
+	va_end(ap);
+
+	return buf.buf;
+}
+
 static int do_pick_commit(struct repository *r,
 			  struct todo_item *item,
 			  struct replay_opts *opts,
@@ -3922,39 +3955,6 @@ static int do_label(struct repository *r, const char *name, int len)
 	return ret;
 }
 
-static const char *sequencer_reflog_action(struct replay_opts *opts)
-{
-	if (!opts->reflog_action) {
-		opts->reflog_action = getenv(GIT_REFLOG_ACTION);
-		opts->reflog_action =
-			xstrdup(opts->reflog_action ? opts->reflog_action
-						    : action_name(opts));
-	}
-
-	return opts->reflog_action;
-}
-
-__attribute__((format (printf, 3, 4)))
-static const char *reflog_message(struct replay_opts *opts,
-	const char *sub_action, const char *fmt, ...)
-{
-	va_list ap;
-	static struct strbuf buf = STRBUF_INIT;
-
-	va_start(ap, fmt);
-	strbuf_reset(&buf);
-	strbuf_addstr(&buf, sequencer_reflog_action(opts));
-	if (sub_action)
-		strbuf_addf(&buf, " (%s)", sub_action);
-	if (fmt) {
-		strbuf_addstr(&buf, ": ");
-		strbuf_vaddf(&buf, fmt, ap);
-	}
-	va_end(ap);
-
-	return buf.buf;
-}
-
 static struct commit *lookup_label(struct repository *r, const char *label,
 				   int len, struct strbuf *buf)
 {