SECCOMP-BPF: Fix SandboxSyscall()

sandbox/linux/seccomp-bpf/sandbox_bpf.h

 // 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.
 
 #ifndef SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__
 #define SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__
 
 #include <endian.h>
 #include <errno.h>
 #include <fcntl.h>
@@ skipping 147 matching lines @@
 
 #endif
 
 #if defined(SECCOMP_BPF_STANDALONE)
 #define arraysize(x) (sizeof(x)/sizeof(*(x)))
 #define HANDLE_EINTR TEMP_FAILURE_RETRY
 #define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \
   TypeName();                                    \
   TypeName(const TypeName&);                     \
   void operator=(const TypeName&)
+
+template <bool>
+struct CompileAssert {
+};
+#define COMPILE_ASSERT(expr, msg) \
+  typedef CompileAssert<(bool(expr))> msg[bool(expr) ? 1 : -1]
 #endif
 
 #include "sandbox/linux/seccomp-bpf/die.h"
 #include "sandbox/linux/seccomp-bpf/errorcode.h"
 
 namespace playground2 {
 
 struct arch_seccomp_data {
   int      nr;
   uint32_t arch;
@@ skipping 217 matching lines @@
   static TrapIds       trapIds_;
   static ErrorCode     *trapArray_;
   static size_t        trapArraySize_;
   static bool          has_unsafe_traps_;
   DISALLOW_IMPLICIT_CONSTRUCTORS(Sandbox);
 };
 
 }  // namespace
 
 #endif  // SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__