share all the needed linux code with OpenBSD in chrome and content

chrome/common/child_process_logging.h

 // Copyright (c) 2011 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 CHROME_COMMON_CHILD_PROCESS_LOGGING_H_
 #define CHROME_COMMON_CHILD_PROCESS_LOGGING_H_
 #pragma once
 
 #include <set>
 #include <string>
@@ skipping 15 matching lines @@
 
 // The maximum number of command line switches to include in the crash
 // report's metadata. Note that the mini-dump itself will also contain the
 // (original) command line arguments within the PEB.
 // Also used in chrome/app, but we define it here to avoid a common->app
 // dependency.
 static const size_t kMaxSwitches = 15;
 
 namespace child_process_logging {
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_OPENBSD)
 // These are declared here so the crash reporter can access them directly in
 // compromised context without going through the standard library.
 extern char g_active_url[];
 extern char g_client_id[];
 extern char g_extension_ids[];
 extern char g_gpu_vendor_id[];
 extern char g_gpu_device_id[];
 extern char g_gpu_driver_ver[];
 extern char g_gpu_ps_ver[];
 extern char g_gpu_vs_ver[];
@@ skipping 66 matching lines @@
 
 extern const int kMaxNumCrashURLChunks;
 extern const int kMaxNumURLChunkValueLength;
 extern const char *kUrlChunkFormatStr;
 
 }  // namespace child_process_logging
 
 #endif  // defined(OS_MACOSX)
 
 #endif  // CHROME_COMMON_CHILD_PROCESS_LOGGING_H_