convert read_cache_preload() to take struct pathspec

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/commit.c b/builtin/commit.c
index 64d1a3d..0344ec7 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -294,7 +294,7 @@
 		       PATHSPEC_PREFER_FULL,
 		       prefix, argv);
 
-	if (read_cache_preload(pathspec.raw) < 0)
+	if (read_cache_preload(&pathspec) < 0)
 		die(_("index file corrupt"));
 
 	if (interactive) {
@@ -1245,7 +1245,7 @@
 		       PATHSPEC_PREFER_FULL,
 		       prefix, argv);
 
-	read_cache_preload(s.pathspec.raw);
+	read_cache_preload(&s.pathspec);
 	refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec.raw, NULL, NULL);
 
 	fd = hold_locked_index(&index_lock, 0);