Decouples certificates viewers from NSS to prepare support for OpenSSL.

net/base/cert_type.h

+// 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.
+
+#ifndef NET_BASE_CERT_TYPE_H_
+#define NET_BASE_CERT_TYPE_H_
+
+namespace net {
+
+// Constants to classify the type of a certificate.
+// This is only used in the context of CertDatabase, but is defined outside to
+// avoid an awkwardly long type name.
+// The type is a combination of intrinsic properties, such as the presense of an
+// email address or Certificate Authority Basic Constraint, and assigned trust
+// values.  For example, a cert with no email address, basic constraints, or
+// trust, would be classified as UNKNOWN_CERT.  If that cert is then trusted
+// with SetCertTrust(cert, SERVER_CERT, TRUSTED_SSL), it would become a
+// SERVER_CERT.
+enum CertType {
+  UNKNOWN_CERT,
+  CA_CERT,
+  USER_CERT,
+  EMAIL_CERT,
+  SERVER_CERT,
+  NUM_CERT_TYPES
+};
+
+}  // namespace net
+
+#endif  // NET_BASE_CERT_TYPE_H_