NSS: PKCS 11 password prompt.

net/base/crypto_module_nss.cc

+// Copyright (c) 2010 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/base/crypto_module.h"
+
+#include <pk11pub.h>
+
+namespace net {
+
+std::string CryptoModule::GetTokenName() const {
+  return PK11_GetTokenName(module_handle_);
+}
+
+// static
+CryptoModule* CryptoModule::CreateFromHandle(OSModuleHandle handle) {
+  return new CryptoModule(handle);
+}
+
+CryptoModule::CryptoModule(OSModuleHandle handle) : module_handle_(handle) {
+  PK11_ReferenceSlot(module_handle_);
+}
+
+CryptoModule::~CryptoModule() {
+  PK11_FreeSlot(module_handle_);
+}
+
+}  // namespace net