create_bundle(): drop unused "header" parameter

There's no need to pass a header struct to create_bundle(); it writes
the header information directly to a descriptor (and does not report
back details to the caller).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

builtin/bundle.c

@@ -56,8 +56,7 @@ int cmd_bundle(int argc, const char **argv, const char *prefix)
 		}
 		if (!startup_info->have_repository)
 			die(_("Need a repository to create a bundle."));
-		return !!create_bundle(the_repository, &header,
-				       bundle_file, argc, argv);
+		return !!create_bundle(the_repository, bundle_file, argc, argv);
 	} else if (!strcmp(cmd, "unbundle")) {
 		if (!startup_info->have_repository)
 			die(_("Need a repository to unbundle."));

bundle.c

@@ -424,8 +424,8 @@ static int write_bundle_refs(int bundle_fd, struct rev_info *revs)
 	return ref_count;
 }
 
-int create_bundle(struct repository *r, struct bundle_header *header,
-		  const char *path, int argc, const char **argv)
+int create_bundle(struct repository *r, const char *path,
+		  int argc, const char **argv)
 {
 	struct lock_file lock = LOCK_INIT;
 	int bundle_fd = -1;

bundle.h

@@ -18,8 +18,8 @@ struct bundle_header {
 
 int is_bundle(const char *path, int quiet);
 int read_bundle_header(const char *path, struct bundle_header *header);
-int create_bundle(struct repository *r, struct bundle_header *header,
-		  const char *path, int argc, const char **argv);
+int create_bundle(struct repository *r, const char *path,
+		  int argc, const char **argv);
 int verify_bundle(struct repository *r, struct bundle_header *header, int verbose);
 #define BUNDLE_VERBOSE 1
 int unbundle(struct repository *r, struct bundle_header *header,