Update from https://crrev.com/316786

sandbox/linux/services/linux_syscalls.h

Index: sandbox/linux/services/linux_syscalls.h
diff --git a/sandbox/linux/services/linux_syscalls.h b/sandbox/linux/services/linux_syscalls.h
deleted file mode 100644
index 73d9f4041b163ce11c391fb151f54bcf2528e49b..0000000000000000000000000000000000000000
--- a/sandbox/linux/services/linux_syscalls.h
+++ /dev/null
@@ -1,37 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// This header will be kept up to date so that we can compile system-call
-// policies even when system headers are old.
-// System call numbers are accessible through __NR_syscall_name.
-
-#ifndef SANDBOX_LINUX_SERVICES_LINUX_SYSCALLS_H_
-#define SANDBOX_LINUX_SERVICES_LINUX_SYSCALLS_H_
-
-#if defined(__x86_64__)
-#include "sandbox/linux/services/x86_64_linux_syscalls.h"
-#endif
-
-#if defined(__i386__)
-#include "sandbox/linux/services/x86_32_linux_syscalls.h"
-#endif
-
-#if defined(__arm__) && defined(__ARM_EABI__)
-#include "sandbox/linux/services/arm_linux_syscalls.h"
-#endif
-
-#if defined(__mips__) && (_MIPS_SIM == _ABIO32)
-#include "sandbox/linux/services/mips_linux_syscalls.h"
-#endif
-
-#if defined(__mips__) && (_MIPS_SIM == _ABI64)
-#include "sandbox/linux/services/mips64_linux_syscalls.h"
-#endif
-
-#if defined(__aarch64__)
-#include "sandbox/linux/services/arm64_linux_syscalls.h"
-#endif
-
-#endif  // SANDBOX_LINUX_SERVICES_LINUX_SYSCALLS_H_
-