Revert of Add CheckOCSPDateValid() to net/cert/internal

net/der/encode_values.cc

-// Copyright 2015 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 "base/time/time.h"
-#include "net/der/encode_values.h"
-
-namespace net {
-
-namespace der {
-
-bool EncodeTimeAsGeneralizedTime(const base::Time& time,
-                                 der::GeneralizedTime* generalized_time) {
-  base::Time::Exploded exploded;
-  time.UTCExplode(&exploded);
-  if (!exploded.HasValidValues())
-    return false;
-
-  generalized_time->year = exploded.year;
-  generalized_time->month = exploded.month;
-  generalized_time->day = exploded.day_of_month;
-  generalized_time->hours = exploded.hour;
-  generalized_time->minutes = exploded.minute;
-  generalized_time->seconds = exploded.second;
-  return true;
-}
-
-}  // namespace der
-
-}  // namespace net