ClientCertStoreChromeOS: support additional non-platform certs.

chrome/browser/chromeos/platform_keys/platform_keys_nss.cc

Index: chrome/browser/chromeos/platform_keys/platform_keys_nss.cc
diff --git a/chrome/browser/chromeos/platform_keys/platform_keys_nss.cc b/chrome/browser/chromeos/platform_keys/platform_keys_nss.cc
index a8737a76a2e7a4ae16096e2cacb1a24dc0ff290f..552d551ceddeedfd9117a498f48133b9fd6b89c1 100644
--- a/chrome/browser/chromeos/platform_keys/platform_keys_nss.cc
+++ b/chrome/browser/chromeos/platform_keys/platform_keys_nss.cc
@@ -22,6 +22,7 @@
 #include "base/threading/worker_pool.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_process_platform_part_chromeos.h"
+#include "chrome/browser/chromeos/certificate_provider/certificate_provider.h"
 #include "chrome/browser/chromeos/net/client_cert_filter_chromeos.h"
 #include "chrome/browser/chromeos/net/client_cert_store_chromeos.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
@@ -551,6 +552,7 @@ void DidSelectCertificatesOnIOThread(
 void SelectCertificatesOnIOThread(scoped_ptr<SelectCertificatesState> state) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   state->cert_store_.reset(new chromeos::ClientCertStoreChromeOS(
+      nullptr,  // no additional certs

[davidben, 2015/08/14 21:49:16]

"No additional provider." perhaps?

[pneubeck (no reviews), 2015/08/17 12:01:32]

Done.

       make_scoped_ptr(new chromeos::ClientCertFilterChromeOS(
           state->use_system_key_slot_, state->username_hash_)),
       chromeos::ClientCertStoreChromeOS::PasswordDelegateFactory()));