This applies GUIDs to certificate and key nicknames when

net/third_party/mozilla_security_manager/nsPKCS12Blob.h

 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
  * 1.1 (the "License"); you may not use this file except in compliance with
  * the License. You may obtain a copy of the License at
  * http://www.mozilla.org/MPL/
  *
  * Software distributed under the License is distributed on an "AS IS" basis,
  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
@@ skipping 39 matching lines @@
 class X509Certificate;
 typedef std::vector<scoped_refptr<X509Certificate> > CertificateList;
 }  // namespace net
 
 namespace mozilla_security_manager {
 
 // Initialize NSS PKCS#12 libs.
 void EnsurePKCS12Init();
 
 // Import the private key and certificate from a PKCS#12 blob into the slot.
-// If |is_extractable| is false, mark the private key as unextractable.
-// Returns a net error code.
+// If |is_extractable| is false, mark the private key as non-extractable.
+// Returns a net error code.  |imported_certs|, if non-NULL, returns a list of
+// certs that were imported.
 int nsPKCS12Blob_Import(PK11SlotInfo* slot,
                         const char* pkcs12_data,
                         size_t pkcs12_len,
                         const string16& password,
-                        bool is_extractable);
+                        bool is_extractable,
+                        net::CertificateList* imported_certs);
 
 // Export the given certificates into a PKCS#12 blob, storing into output.
 // Returns the number of certificates exported.
 // TODO(mattm): provide better error return status?
 int nsPKCS12Blob_Export(std::string* output,
                         const net::CertificateList& certs,
                         const string16& password);
 
 }  // namespace mozilla_security_manager
 
 #endif  // NET_THIRD_PARTY_MOZILLA_SECURITY_MANAGER_NSPKCS12BLOB_H_