Add ClientCertStoreChromeOS which only returns the certs for a given user.

net/ssl/client_cert_store_chromeos.h

Index: net/ssl/client_cert_store_chromeos.h
diff --git a/net/ssl/client_cert_store_chromeos.h b/net/ssl/client_cert_store_chromeos.h
new file mode 100644
index 0000000000000000000000000000000000000000..c490b83b5d16259b863674a3c07fb2395aae786a
--- /dev/null
+++ b/net/ssl/client_cert_store_chromeos.h
@@ -0,0 +1,66 @@
+// Copyright (c) 2013 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_SSL_CLIENT_CERT_STORE_CHROMEOS_H_
+#define NET_SSL_CLIENT_CERT_STORE_CHROMEOS_H_
+
+#include <string>
+
+#include "crypto/scoped_nss_types.h"
+#include "net/cert/nss_profile_filter_chromeos.h"
+#include "net/ssl/client_cert_store_nss.h"
+
+namespace net {
+
+class NET_EXPORT ClientCertStoreChromeOS : public ClientCertStoreNSS {
+ public:
+  ClientCertStoreChromeOS(
+      const std::string& username_hash,
+      const PasswordDelegateFactory& password_delegate_factory);
+  virtual ~ClientCertStoreChromeOS();
+
+  // ClientCertStoreNSS:
+  virtual void GetClientCerts(const SSLCertRequestInfo& cert_request_info,
+                              CertificateList* selected_certs,
+                              const base::Closure& callback) OVERRIDE;
+
+ protected:
+  // ClientCertStoreNSS:
+  virtual void GetClientCertsImpl(CERTCertList* cert_list,
+                                  const SSLCertRequestInfo& request,
+                                  bool query_nssdb,
+                                  CertificateList* selected_certs) OVERRIDE;
+
+ private:
+  friend class ClientCertStoreChromeOSTestDelegate;
+
+  void DidGetPrivateSlot(const SSLCertRequestInfo* request,
+                         CertificateList* selected_certs,
+                         const base::Closure& callback,
+                         crypto::ScopedPK11Slot private_slot);
+
+  // Allows tests to initialize the cert store with the given slots.
+  // Must be called before SelectClientCertsForTesting.
+  void InitForTesting(crypto::ScopedPK11Slot public_slot,
+                      crypto::ScopedPK11Slot private_slot);
+
+  // A hook for testing. Filters |input_certs| using the logic being used to
+  // filter the system store when GetClientCerts() is called.
+  // Implemented by creating a list of certificates that otherwise would be
+  // extracted from the system store and filtering it using the common logic
+  // (less adequate than the approach used on Windows).
+  bool SelectClientCertsForTesting(const CertificateList& input_certs,
+                                   const SSLCertRequestInfo& cert_request_info,
+                                   CertificateList* selected_certs);
+
+
+  std::string username_hash_;
+  NSSProfileFilterChromeOS profile_filter_;
+
+  DISALLOW_COPY_AND_ASSIGN(ClientCertStoreChromeOS);
+};
+
+}  // namespace net
+
+#endif  // NET_SSL_CLIENT_CERT_STORE_CHROMEOS_H_