[MIPS] Add seccomp bpf support

content/common/sandbox_linux/sandbox_seccomp_bpf_linux.cc

 // 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.
 
 #include "content/common/sandbox_linux/sandbox_seccomp_bpf_linux.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <sys/socket.h>
 #include <sys/stat.h>
@@ skipping 24 matching lines @@
 #include "sandbox/linux/seccomp-bpf/sandbox_bpf.h"
 #include "sandbox/linux/services/linux_syscalls.h"
 
 using sandbox::BaselinePolicy;
 using sandbox::SyscallSets;
 
 #else
 
 // Make sure that seccomp-bpf does not get disabled by mistake. Also make sure
 // that we think twice about this when adding a new architecture.
-#if !defined(ARCH_CPU_MIPS_FAMILY)
 #error "Seccomp-bpf disabled on supported architecture!"
-#endif  // !defined(ARCH_CPU_MIPS_FAMILY)
 
 #endif  //
 
 namespace content {
 
 #if defined(USE_SECCOMP_BPF)
 namespace {
 
 void StartSandboxWithPolicy(sandbox::SandboxBPFPolicy* policy);
 
@@ skipping 236 matching lines @@
 scoped_ptr<sandbox::SandboxBPFPolicy>
 SandboxSeccompBPF::GetBaselinePolicy() {
 #if defined(USE_SECCOMP_BPF)
   return scoped_ptr<sandbox::SandboxBPFPolicy>(new BaselinePolicy);
 #else
   return scoped_ptr<sandbox::SandboxBPFPolicy>();
 #endif  // defined(USE_SECCOMP_BPF)
 }
 
 }  // namespace content