Update from https://crrev.com/306655

net/cert/x509_certificate_win.cc

 // Copyright (c) 2012 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 "net/cert/x509_certificate.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/pickle.h"
 #include "base/sha1.h"
@@ skipping 19 matching lines @@
 
 namespace {
 
 typedef crypto::ScopedCAPIHandle<
     HCERTSTORE,
     crypto::CAPIDestroyerWithFlags<HCERTSTORE,
                                    CertCloseStore, 0> > ScopedHCERTSTORE;
 
 void ExplodedTimeToSystemTime(const base::Time::Exploded& exploded,
                               SYSTEMTIME* system_time) {
-  system_time->wYear = exploded.year;
-  system_time->wMonth = exploded.month;
-  system_time->wDayOfWeek = exploded.day_of_week;
-  system_time->wDay = exploded.day_of_month;
-  system_time->wHour = exploded.hour;
-  system_time->wMinute = exploded.minute;
-  system_time->wSecond = exploded.second;
-  system_time->wMilliseconds = exploded.millisecond;
+  system_time->wYear = static_cast<WORD>(exploded.year);
+  system_time->wMonth = static_cast<WORD>(exploded.month);
+  system_time->wDayOfWeek = static_cast<WORD>(exploded.day_of_week);
+  system_time->wDay = static_cast<WORD>(exploded.day_of_month);
+  system_time->wHour = static_cast<WORD>(exploded.hour);
+  system_time->wMinute = static_cast<WORD>(exploded.minute);
+  system_time->wSecond = static_cast<WORD>(exploded.second);
+  system_time->wMilliseconds = static_cast<WORD>(exploded.millisecond);
 }
 
 //-----------------------------------------------------------------------------
 
 // Decodes the cert's subjectAltName extension into a CERT_ALT_NAME_INFO
 // structure and stores it in *output.
 void GetCertSubjectAltName(
     PCCERT_CONTEXT cert,
     scoped_ptr<CERT_ALT_NAME_INFO, base::FreeDeleter>* output) {
   PCERT_EXTENSION extension = CertFindExtension(szOID_SUBJECT_ALT_NAME2,
@@ skipping 434 matching lines @@
       X509_ASN_ENCODING,
       CRYPT_VERIFY_CERT_SIGN_SUBJECT_CERT,
       reinterpret_cast<void*>(const_cast<PCERT_CONTEXT>(cert_handle)),
       CRYPT_VERIFY_CERT_SIGN_ISSUER_CERT,
       reinterpret_cast<void*>(const_cast<PCERT_CONTEXT>(cert_handle)),
       0,
       NULL);
 }
 
 }  // namespace net