Revert of purge nss files and dependencies

webrtc/base/sslidentity.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 // Handling of certificates and keypairs for SSLStreamAdapter's peer mode.
 #if HAVE_CONFIG_H
 #include "config.h"
 #endif  // HAVE_CONFIG_H
 
 #include "webrtc/base/sslidentity.h"
 
 #include <string>
 
 #include "webrtc/base/base64.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/base/sslconfig.h"
 
 #if SSL_USE_SCHANNEL
 
 #elif SSL_USE_OPENSSL  // !SSL_USE_SCHANNEL
 
 #include "webrtc/base/opensslidentity.h"
 
+#elif SSL_USE_NSS  // !SSL_USE_SCHANNEL && !SSL_USE_OPENSSL
+
+#include "webrtc/base/nssidentity.h"
+
 #endif  // SSL_USE_SCHANNEL
 
 namespace rtc {
 
 const char kPemTypeCertificate[] = "CERTIFICATE";
 const char kPemTypeRsaPrivateKey[] = "RSA PRIVATE KEY";
 const char kPemTypeEcPrivateKey[] = "EC PRIVATE KEY";
 
 bool SSLIdentity::PemToDer(const std::string& pem_type,
                            const std::string& pem_string,
@@ skipping 92 matching lines @@
 
 SSLIdentity* SSLIdentity::GenerateForTest(const SSLIdentityParams& params) {
   return OpenSSLIdentity::GenerateForTest(params);
 }
 
 SSLIdentity* SSLIdentity::FromPEMStrings(const std::string& private_key,
                                          const std::string& certificate) {
   return OpenSSLIdentity::FromPEMStrings(private_key, certificate);
 }
 
-#else  // !SSL_USE_OPENSSL && !SSL_USE_SCHANNEL
+#elif SSL_USE_NSS  // !SSL_USE_OPENSSL && !SSL_USE_SCHANNEL
+
+SSLCertificate* SSLCertificate::FromPEMString(const std::string& pem_string) {
+  return NSSCertificate::FromPEMString(pem_string);
+}
+
+SSLIdentity* SSLIdentity::Generate(const std::string& common_name,
+                                   KeyType key_type) {
+  return NSSIdentity::Generate(common_name, key_type);
+}
+
+SSLIdentity* SSLIdentity::GenerateForTest(const SSLIdentityParams& params) {
+  return NSSIdentity::GenerateForTest(params);
+}
+
+SSLIdentity* SSLIdentity::FromPEMStrings(const std::string& private_key,
+                                         const std::string& certificate) {
+  return NSSIdentity::FromPEMStrings(private_key, certificate);
+}
+
+#else  // !SSL_USE_OPENSSL && !SSL_USE_SCHANNEL && !SSL_USE_NSS
 
 #error "No SSL implementation"
 
 #endif  // SSL_USE_SCHANNEL
 
 }  // namespace rtc