Split ProcessHandle and its related routines into base/process/process_handle.h.

base/process/process_handle_freebsd.cc

Index: base/process/process_handle_freebsd.cc
diff --git a/base/process_util_freebsd.cc b/base/process/process_handle_freebsd.cc
similarity index 67%
rename from base/process_util_freebsd.cc
rename to base/process/process_handle_freebsd.cc
index fc78e0515fda8349cbe6ac4d64098dd213772e9f..8a0e9de8f2d1d73e6d3e4cff8fadf0acbb49a830 100644
--- a/base/process_util_freebsd.cc
+++ b/base/process/process_handle_freebsd.cc
@@ -2,28 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "base/process_util.h"
+#include "base/process/process_handle.h"
 
-#include <ctype.h>
-#include <dirent.h>
-#include <dlfcn.h>
-#include <errno.h>
-#include <fcntl.h>
 #include <sys/sysctl.h>
-#include <sys/time.h>
 #include <sys/types.h>
-#include <sys/user.h>
-#include <sys/wait.h>
-#include <time.h>
 #include <unistd.h>
 
-#include "base/logging.h"
-#include "base/string_tokenizer.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/string_split.h"
-#include "base/strings/string_util.h"
-#include "base/sys_info.h"
-
 namespace base {
 
 ProcessId GetParentProcessId(ProcessHandle process) {