gnrc: removed deprecated and unused header

sys/include/net/gnrc/netdev_eth.h

-/*
- * Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
- *                    Kaspar Schleiser <kaspar@schleiser.de>
- *                    Ell-i open source co-operative
- *
- * This file is subject to the terms and conditions of the GNU Lesser General
- * Public License v2.1. See the file LICENSE in the top level directory for
- * more details.
- */
-
-/**
- * @defgroup    net_gnrc_netdev_eth dev_eth as netdev device.
- * @ingroup     net_gnrc_netdev
- *
- * @brief Allows for usage of @p dev_eth as ethernet netdev devices.
- *
- * @{
- *
- * @file
- * @brief Definitions for @ref gnrc_netdev_eth
- *
- * @author Martine Lenders <mlenders@inf.fu-berlin.de>
- * @author Kaspar Schleiser <kaspar@schleiser.de>
- */
-
-#ifndef GNRC_NETDEV_ETH_H_
-#define GNRC_NETDEV_ETH_H_
-
-#include <inttypes.h>
-
-#include "kernel_types.h"
-#include "net/gnrc/netdev.h"
-#include "net/ethernet/hdr.h"
-#include "net/dev_eth.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/**
- * @brief Definition of the netdev_eth device
- * @extends gnrc_netdev_t
- * @internal
- */
-typedef struct {
-    gnrc_netdev_driver_t *driver;   /**< pointer to the devices interface */
-    gnrc_netdev_event_cb_t event_cb;/**< netdev event callback */
-    kernel_pid_t mac_pid;           /**< the driver's thread's PID */
-    dev_eth_t *ethdev;              /**< ptr to low-level device handle */
-} gnrc_netdev_eth_t;
-
-/**
- * @brief Reference to the netdev_eth driver interface
- */
-extern const gnrc_netdev_driver_t gnrc_netdev_eth_driver;
-
-/**
- * @brief Reference to the netdev_eth device
- */
-extern gnrc_netdev_eth_t gnrc_netdev_eth;
-/* XXX: this is only here since I do not know how to get the device in the
- * interrupt handler */
-
-/**
- * @brief Initialize a given netdev_eth device
- *
- * @param[out] netdev netdev_eth device to initialize
- * @param[in] ethdev handle dev_eth interface to be used
- *
- * Will initialize ethdev.
- *
- * @return 0 on success
- * @return -ENODEV on invalid device descriptor
- */
-int gnrc_netdev_eth_init(gnrc_netdev_eth_t *netdev, dev_eth_t *ethdev);
-
-#ifdef __cplusplus
-}
-#endif
-
-/** @} */
-#endif /* GNRC_NETDEV_ETH_H_ */