Extract SIGPIPE ignoring code to a common place.

chrome/test/webdriver/webdriver_server.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 <signal.h>
 #include <stdlib.h>
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
 #include <iostream>
 #include <fstream>
 
 #include "base/at_exit.h"
 #include "base/base_paths.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
+#include "base/process_util.h"
 #include "base/stringprintf.h"
 #include "base/string_number_conversions.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/platform_thread.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/chrome_constants.h"
@@ skipping 187 matching lines @@
 }
 
 }  // namespace
 
 int RunChromeDriver() {
   base::AtExitManager exit;
   base::WaitableEvent shutdown_event(false, false);
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
 
 #if defined(OS_POSIX)
-  signal(SIGPIPE, SIG_IGN);
-#endif
+  if (!IgnoreSigPipe()) {
+    LOG(ERROR) << "Failed to ignore SIGPIPE";
+    return EXIT_FAILURE;
+  }
+#endif  // defined(OS_POSIX)
   srand((unsigned int)time(NULL));
 
   // Register Chrome's path provider so that the AutomationProxy will find our
   // built Chrome.
   chrome::RegisterPathProvider();
   TestTimeouts::Initialize();
 
   // Parse command line flags.
   std::string port = "9515";
   FilePath log_path;
@@ skipping 82 matching lines @@
 
   return (EXIT_SUCCESS);
 }
 
 }  // namespace webdriver
 
 int main(int argc, char *argv[]) {
   CommandLine::Init(argc, argv);
   return webdriver::RunChromeDriver();
 }