replace COMPILE_ASSERT with static_assert in sandbox/

sandbox/linux/seccomp-bpf-helpers/baseline_policy.cc

 // Copyright (c) 2013 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.
 
 #include "sandbox/linux/seccomp-bpf-helpers/baseline_policy.h"
 
 #include <errno.h>
 #include <sys/mman.h>
 #include <sys/socket.h>
 #include <sys/syscall.h>
@@ skipping 169 matching lines @@
   if (sysno == __NR_mprotect)
     return RestrictMprotectFlags();
 
   if (sysno == __NR_prctl)
     return RestrictPrctl();
 
 #if defined(__x86_64__) || defined(__arm__) || defined(__mips__) || \
     defined(__aarch64__)
   if (sysno == __NR_socketpair) {
     // Only allow AF_UNIX, PF_UNIX. Crash if anything else is seen.
-    COMPILE_ASSERT(AF_UNIX == PF_UNIX, af_unix_pf_unix_different);
+    static_assert(AF_UNIX == PF_UNIX,
+                  "af_unix and pf_unix should not be different");
     const Arg<int> domain(0);
     return If(domain == AF_UNIX, Allow()).Else(CrashSIGSYS());
   }
 #endif
 
   if (SyscallSets::IsKill(sysno)) {
     return RestrictKillTarget(current_pid, sysno);
   }
 
   if (SyscallSets::IsFileSystem(sysno) ||
@@ skipping 54 matching lines @@
     DCHECK_EQ(sys_getpid(), policy_pid_);
   }
   return EvaluateSyscallImpl(fs_denied_errno_, policy_pid_, sysno);
 }
 
 ResultExpr BaselinePolicy::InvalidSyscall() const {
   return CrashSIGSYS();
 }
 
 }  // namespace sandbox.