Undo experimental change

src/core/lib/surface/init.c

@@ -106,22 +106,6 @@ static bool maybe_add_http_filter(grpc_exec_ctx *exec_ctx,
   return true;
 }
 
-typedef struct {
-  const grpc_channel_filter *filter;
-  const char *controlling_channel_arg;
-  bool default_on;
-} maybe_prepend_filter_args;
-
-static const maybe_prepend_filter_args message_size_args = {
-    &grpc_message_size_filter, NULL, true};
-
-static bool maybe_prepend_filter(grpc_exec_ctx *exec_ctx,
-                                 grpc_channel_stack_builder *builder,
-                                 void *arg) {
-  return grpc_channel_stack_builder_prepend_filter(
-      builder, (const grpc_channel_filter *)arg, NULL, NULL);
-}
-
 static void register_builtin_channel_init() {
   grpc_channel_init_register_stage(
       GRPC_CLIENT_DIRECT_CHANNEL, GRPC_CHANNEL_INIT_BUILTIN_PRIORITY,
@@ -131,7 +115,7 @@ static void register_builtin_channel_init() {
       (void *)&grpc_server_deadline_filter);
   grpc_channel_init_register_stage(
       GRPC_CLIENT_SUBCHANNEL, GRPC_CHANNEL_INIT_BUILTIN_PRIORITY,
-      maybe_prepend_filter, (void *)&message_size_args);
+      prepend_filter, (void *)&grpc_message_size_filter);
   grpc_channel_init_register_stage(
       GRPC_CLIENT_DIRECT_CHANNEL, GRPC_CHANNEL_INIT_BUILTIN_PRIORITY,
       prepend_filter, (void *)&grpc_message_size_filter);