Update from https://crrev.com/312398

base/process/process_handle_posix.cc

Index: base/process/process_handle_posix.cc
diff --git a/base/process/process_handle_posix.cc b/base/process/process_handle_posix.cc
index 4013254a5c27ec411845046b809d516637745039..94b2c2ff1a1567931dfa38f518fb192eabe4e8b7 100644
--- a/base/process/process_handle_posix.cc
+++ b/base/process/process_handle_posix.cc
@@ -23,12 +23,6 @@ bool OpenProcessHandle(ProcessId pid, ProcessHandle* handle) {
   return true;
 }
 
-bool OpenPrivilegedProcessHandle(ProcessId pid, ProcessHandle* handle) {
-  // On POSIX permissions are checked for each operation on process,
-  // not when opening a "handle".
-  return OpenProcessHandle(pid, handle);
-}
-
 bool OpenProcessHandleWithAccess(ProcessId pid,
                                  uint32 access_flags,
                                  ProcessHandle* handle) {