transport: pass "quiet" flag to pack-objects

When pushing over the git protocol, pack-objects gives
progress reports about the pack being sent. If "push" is
given the --quiet flag, it now passes "-q" to pack-objects,
suppressing this output.

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

builtin-send-pack.c

@@ -44,6 +44,7 @@ static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *ext
 		NULL,
 		NULL,
 		NULL,
+		NULL,
 	};
 	struct child_process po;
 	int i;
@@ -53,6 +54,8 @@ static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *ext
 		argv[i++] = "--thin";
 	if (args->use_ofs_delta)
 		argv[i++] = "--delta-base-offset";
+	if (args->quiet)
+		argv[i++] = "-q";
 	memset(&po, 0, sizeof(po));
 	po.argv = argv;
 	po.in = -1;

send-pack.h

@@ -3,6 +3,7 @@
 
 struct send_pack_args {
 	unsigned verbose:1,
+		quiet:1,
 		send_mirror:1,
 		force_update:1,
 		use_thin_pack:1,

transport.c

@@ -892,6 +892,7 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re
 	args.force_update = !!(flags & TRANSPORT_PUSH_FORCE);
 	args.use_thin_pack = data->thin;
 	args.verbose = !!(flags & TRANSPORT_PUSH_VERBOSE);
+	args.quiet = !!(flags & TRANSPORT_PUSH_QUIET);
 	args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN);
 
 	ret = send_pack(&args, data->fd, data->conn, remote_refs,