// Copyright 2019 The Chromium OS Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // TODO(jkwang) remove this macro once we have a proper tracing system. #[macro_export] macro_rules! usb_debug { ($($args:tt)+) => { // Set true to enable logging. if false { base::debug!($($args)*); } }; }