base/ header cleanup. Forward declaration instead of including.

base/process_util_posix.cc

 // Copyright (c) 2010 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>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>
 
 #include <limits>
 #include <set>
 
+#include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/debug_util.h"
 #include "base/dir_reader_posix.h"
 #include "base/eintr_wrapper.h"
 #include "base/logging.h"
 #include "base/platform_thread.h"
 #include "base/process_util.h"
 #include "base/rand_util.h"
 #include "base/scoped_ptr.h"
+#include "base/string_util.h"
 #include "base/time.h"
 #include "base/waitable_event.h"
 
 #if defined(OS_MACOSX)
 #include <crt_externs.h>
 #define environ (*_NSGetEnviron())
 #include "base/mach_ipc_mac.h"
 #else
 extern char** environ;
 #endif
@@ skipping 852 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