Revert of Linux Sandbox: split the GPU policies to their own file.

content/common/sandbox_bpf_base_policy_linux.cc

+// Copyright 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 "content/common/sandbox_bpf_base_policy_linux.h"
+
+#include <errno.h>
+
+#include "base/logging.h"
+#include "sandbox/linux/seccomp-bpf-helpers/baseline_policy.h"
+
+namespace content {
+
+namespace {
+
+// The errno used for denied file system access system calls, such as open(2).
+static const int kFSDeniedErrno = EPERM;
+
+}  // namespace.
+
+SandboxBPFBasePolicy::SandboxBPFBasePolicy()
+    : baseline_policy_(new sandbox::BaselinePolicy(kFSDeniedErrno)) {}
+SandboxBPFBasePolicy::~SandboxBPFBasePolicy() {}
+
+ErrorCode SandboxBPFBasePolicy::EvaluateSyscall(SandboxBPF* sandbox_compiler,
+                                                int system_call_number) const {
+  DCHECK(baseline_policy_);
+  return baseline_policy_->EvaluateSyscall(sandbox_compiler,
+                                           system_call_number);
+}
+
+int SandboxBPFBasePolicy::GetFSDeniedErrno() {
+  return kFSDeniedErrno;
+}
+
+}  // namespace content.