Revert 129069 - Import libusb 1.0.9-rc3 into third_party.

third_party/libusb/libusb/os/threads_posix.h

Index: third_party/libusb/libusb/os/threads_posix.h
===================================================================
--- third_party/libusb/libusb/os/threads_posix.h	(revision 129100)
+++ third_party/libusb/libusb/os/threads_posix.h	(working copy)
@@ -1,48 +0,0 @@
-/*
- * libusb synchronization using POSIX Threads
- *
- * Copyright (C) 2010 Peter Stuge <peter@stuge.se>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef LIBUSB_THREADS_POSIX_H
-#define LIBUSB_THREADS_POSIX_H
-
-#include <pthread.h>
-
-#define usbi_mutex_static_t		pthread_mutex_t
-#define USBI_MUTEX_INITIALIZER		PTHREAD_MUTEX_INITIALIZER
-#define usbi_mutex_static_lock		pthread_mutex_lock
-#define usbi_mutex_static_unlock	pthread_mutex_unlock
-
-#define usbi_mutex_t			pthread_mutex_t
-#define usbi_mutex_init			pthread_mutex_init
-#define usbi_mutex_lock			pthread_mutex_lock
-#define usbi_mutex_unlock		pthread_mutex_unlock
-#define usbi_mutex_trylock		pthread_mutex_trylock
-#define usbi_mutex_destroy		pthread_mutex_destroy
-
-#define usbi_cond_t			pthread_cond_t
-#define usbi_cond_init			pthread_cond_init
-#define usbi_cond_wait			pthread_cond_wait
-#define usbi_cond_timedwait		pthread_cond_timedwait
-#define usbi_cond_broadcast		pthread_cond_broadcast
-#define usbi_cond_destroy		pthread_cond_destroy
-#define usbi_cond_signal		pthread_cond_signal
-
-extern int usbi_mutex_init_recursive(pthread_mutex_t *mutex, pthread_mutexattr_t *attr);
-
-#endif /* LIBUSB_THREADS_POSIX_H */