Changes to base/ from a combination of FreeBSD and OpenBSD patches.

base/process_util_posix.cc

 // Copyright (c) 2006-2008 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 <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <signal.h>
 #include <stdlib.h>
 #include <sys/resource.h>
@@ skipping 476 matching lines @@
     // If waitpid returned with an error, then the process doesn't exist
     // (which most probably means it didn't exist before our call).
     return waitpid_success;
   }
 }
 
 int64 TimeValToMicroseconds(const struct timeval& tv) {
   return tv.tv_sec * kMicrosecondsPerSecond + tv.tv_usec;
 }
 
-#if defined(OS_MACOSX)
+#if defined(OS_MACOSX) || defined(OS_FREEBSD)
 // TODO(port): this function only returns the *current* CPU's usage;
 // we want to return this->process_'s CPU usage.
 int ProcessMetrics::GetCPUUsage() {
   struct timeval now;
   struct rusage usage;
 
   int retval = gettimeofday(&now, NULL);
   if (retval)
     return 0;
   retval = getrusage(RUSAGE_SELF, &usage);
@@ skipping 194 matching lines @@
                       const ProcessFilter* filter) {
   bool exited_cleanly =
       WaitForProcessesToExit(executable_name, wait_milliseconds,
                              filter);
   if (!exited_cleanly)
     KillProcesses(executable_name, exit_code, filter);
   return exited_cleanly;
 }
 
 }  // namespace base