Replace use of logging::DEBUG_MODE with DCHECK_IS_ON().

crypto/openssl_util.cc

 // Copyright (c) 2011 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 "crypto/openssl_util.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <string>
@@ skipping 22 matching lines @@
 }
 
 }  // namespace
 
 void EnsureOpenSSLInit() {
   // CRYPTO_library_init may be safely called concurrently.
   CRYPTO_library_init();
 }
 
 void ClearOpenSSLERRStack(const tracked_objects::Location& location) {
-  if (logging::DEBUG_MODE && VLOG_IS_ON(1)) {
+  if (DCHECK_IS_ON() && VLOG_IS_ON(1)) {
     uint32_t error_num = ERR_peek_error();
     if (error_num == 0)
       return;
 
     std::string message;
     location.Write(true, true, &message);
     DVLOG(1) << "OpenSSL ERR_get_error stack from " << message;
     ERR_print_errors_cb(&OpenSSLErrorCallback, NULL);
   } else {
     ERR_clear_error();
   }
 }
 
 }  // namespace crypto