minor objc test change

1 files changed, 1 insertions, 1 deletions

diff --git a/tools/codegen/core/gen_static_metadata.py b/tools/codegen/core/gen_static_metadata.py
index 355f3f4e23..7847b8ed1d 100755
--- a/tools/codegen/core/gen_static_metadata.py
+++ b/tools/codegen/core/gen_static_metadata.py
@@ -395,7 +395,7 @@ print >> C, 'static uint8_t g_bytes[] = {%s};' % (
     ','.join('%d' % ord(c) for c in ''.join(all_strs)))
 print >> C
 print >> C, 'static void static_ref(void *unused) {}'
-print >> C, 'static void static_unref(grpc_exec_ctx *exec_ctx, void *unused) {}'
+print >> C, 'static void static_unref(void *unused) {}'
 print >> C, ('static const grpc_slice_refcount_vtable static_sub_vtable = '
              '{static_ref, static_unref, grpc_slice_default_eq_impl, '
              'grpc_slice_default_hash_impl};')