Update from chromium https://crrev.com/302282

net/cert/sha256_legacy_support_nss_win.cc

Index: net/cert/sha256_legacy_support_nss_win.cc
diff --git a/net/cert/sha256_legacy_support_win.cc b/net/cert/sha256_legacy_support_nss_win.cc
similarity index 63%
copy from net/cert/sha256_legacy_support_win.cc
copy to net/cert/sha256_legacy_support_nss_win.cc
index 656edd73ad419214a34881acb10d4020c93c07bb..5f44b05dd2a02031b845489877fae869ea25662c 100644
--- a/net/cert/sha256_legacy_support_win.cc
+++ b/net/cert/sha256_legacy_support_nss_win.cc
@@ -2,95 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "net/cert/sha256_legacy_support_win.h"
-
-#include <windows.h>
-#include <wincrypt.h>
-
 #include <cert.h>
 #include <keyhi.h>
 #include <secoid.h>
 
-#include "base/lazy_instance.h"
 #include "base/logging.h"
-#include "base/strings/string_piece.h"
-#include "base/win/windows_version.h"
 #include "crypto/scoped_nss_types.h"
+#include "net/cert/sha256_legacy_support_win.h"
 
 namespace net {
 
 namespace sha256_interception {
 
-namespace {
-
-bool IsSupportedSubjectType(DWORD subject_type) {
-  switch (subject_type) {
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_BLOB:
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_CERT:
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_CRL:
-      return true;
-  }
-  return false;
-}
-
-bool IsSupportedIssuerType(DWORD issuer_type) {
-  switch (issuer_type) {
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_PUBKEY:
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_CERT:
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_CHAIN:
-      return true;
-  }
-  return false;
-}
-
-base::StringPiece GetSubjectSignature(DWORD subject_type,
-                                      void* subject_data) {
-  switch (subject_type) {
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_BLOB: {
-      CRYPT_DATA_BLOB* data_blob =
-          reinterpret_cast<CRYPT_DATA_BLOB*>(subject_data);
-      return base::StringPiece(reinterpret_cast<char*>(data_blob->pbData),
-                               data_blob->cbData);
-    }
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_CERT: {
-      PCCERT_CONTEXT subject_cert =
-          reinterpret_cast<PCCERT_CONTEXT>(subject_data);
-      return base::StringPiece(
-          reinterpret_cast<char*>(subject_cert->pbCertEncoded),
-          subject_cert->cbCertEncoded);
-    }
-    case CRYPT_VERIFY_CERT_SIGN_SUBJECT_CRL: {
-      PCCRL_CONTEXT subject_crl =
-          reinterpret_cast<PCCRL_CONTEXT>(subject_data);
-      return base::StringPiece(
-          reinterpret_cast<char*>(subject_crl->pbCrlEncoded),
-          subject_crl->cbCrlEncoded);
-    }
-  }
-  return base::StringPiece();
-}
-
-PCERT_PUBLIC_KEY_INFO GetIssuerPublicKey(DWORD issuer_type,
-                                         void* issuer_data) {
-  switch (issuer_type) {
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_PUBKEY:
-      return reinterpret_cast<PCERT_PUBLIC_KEY_INFO>(issuer_data);
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_CERT: {
-      PCCERT_CONTEXT cert = reinterpret_cast<PCCERT_CONTEXT>(issuer_data);
-      return &cert->pCertInfo->SubjectPublicKeyInfo;
-    }
-    case CRYPT_VERIFY_CERT_SIGN_ISSUER_CHAIN: {
-      PCCERT_CHAIN_CONTEXT chain =
-          reinterpret_cast<PCCERT_CHAIN_CONTEXT>(issuer_data);
-      PCCERT_CONTEXT cert = chain->rgpChain[0]->rgpElement[0]->pCertContext;
-      return &cert->pCertInfo->SubjectPublicKeyInfo;
-    }
-  }
-  return NULL;
-}
-
-}  // namespace
-
 BOOL CryptVerifyCertificateSignatureExHook(
     CryptVerifyCertificateSignatureExFunc original_func,
     HCRYPTPROV_LEGACY provider,