name-rev: wrap both blocks in braces

See `CodingGuidelines`:

    - When there are multiple arms to a conditional and some of them
      require braces, enclose even a single line block in braces for
      consistency. [...]

Signed-off-by: Kristoffer Haugsbakk <code@khaugsbakk.name>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Author: LemmingAvalanche

builtin/name-rev.c

@@ -466,9 +466,9 @@ static const char *get_rev_name(const struct object *o, struct strbuf *buf)
 	if (!n)
 		return NULL;
 
-	if (!n->generation)
+	if (!n->generation) {
 		return n->tip_name;
-	else {
+	} else {
 		strbuf_reset(buf);
 		strbuf_addstr(buf, n->tip_name);
 		strbuf_strip_suffix(buf, "^0");
@@ -516,9 +516,9 @@ static void name_rev_line(char *p, struct name_ref_data *data)
 
 	for (p_start = p; *p; p++) {
 #define ishex(x) (isdigit((x)) || ((x) >= 'a' && (x) <= 'f'))
-		if (!ishex(*p))
+		if (!ishex(*p)) {
 			counter = 0;
-		else if (++counter == hexsz &&
+		} else if (++counter == hexsz &&
 			 !ishex(*(p+1))) {
 			struct object_id oid;
 			const char *name = NULL;