Refactored ErrorCode into it's own class

sandbox/linux/seccomp-bpf/die.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 "sandbox/linux/seccomp-bpf/die.h"
+
+
+namespace playground2 {
+
+bool Die::CallHandler(const char *msg, const char *file, int line) {
+  if (!HasCustomHandler()) {
+    return false;
+  }
+  handlers_.back()(msg, file, line);
+  return true;
+}
+
+void Die::LogToStderr(const char *msg, const char *file, int line) {
+  if (msg) {
+    char buf[40];
+    sprintf(buf, "%d", line);
+    std::string s = std::string(file) + ":" + buf + ":" + msg + "\n";
+    if (HANDLE_EINTR(write(2, s.c_str(), s.length()))) { }
+  }
+}
+
+std::vector<Die::Handler> Die::handlers_;
+
+}  // namespace