Update from https://crrev.com/327068

base/process/kill.h

 // Copyright (c) 2013 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.
 
 // This file contains routines to kill processes and get the exit code and
 // termination status.
 
 #ifndef BASE_PROCESS_KILL_H_
 #define BASE_PROCESS_KILL_H_
 
@@ skipping 27 matching lines @@
 
 // Attempts to kill all the processes on the current machine that were launched
 // from the given executable name, ending them with the given exit code.  If
 // filter is non-null, then only processes selected by the filter are killed.
 // Returns true if all processes were able to be killed off, false if at least
 // one couldn't be killed.
 BASE_EXPORT bool KillProcesses(const FilePath::StringType& executable_name,
                                int exit_code,
                                const ProcessFilter* filter);
 
-// Attempts to kill the process identified by the given process
-// entry structure, giving it the specified exit code. If |wait| is true, wait
-// for the process to be actually terminated before returning.
-// Returns true if this is successful, false otherwise.
-BASE_EXPORT bool KillProcess(ProcessHandle process, int exit_code, bool wait);
-
 #if defined(OS_POSIX)
 // Attempts to kill the process group identified by |process_group_id|. Returns
 // true on success.
 BASE_EXPORT bool KillProcessGroup(ProcessHandle process_group_id);
 #endif  // defined(OS_POSIX)
 
 // Get the termination status of the process by interpreting the
 // circumstances of the child process' death. |exit_code| is set to
 // the status returned by waitpid() on POSIX, and from
 // GetExitCodeProcess() on Windows.  |exit_code| may be NULL if the
@@ skipping 62 matching lines @@
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 // The nicer version of EnsureProcessTerminated() that is patient and will
 // wait for |pid| to finish and then reap it.
 BASE_EXPORT void EnsureProcessGetsReaped(ProcessId pid);
 #endif
 
 }  // namespace base
 
 #endif  // BASE_PROCESS_KILL_H_