Initialize per-ChromeOS-user NSS slots and provide the functions to access them.

chrome/browser/net/nss_context_linux.cc

Index: chrome/browser/net/nss_context_linux.cc
diff --git a/chrome/browser/net/nss_context_linux.cc b/chrome/browser/net/nss_context_linux.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d7373874fbcd40f8f2eaedf24a2c4827019d0398
--- /dev/null
+++ b/chrome/browser/net/nss_context_linux.cc
@@ -0,0 +1,21 @@
+// 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.
+
+#include "chrome/browser/net/nss_context.h"
+
+#include "content/public/browser/browser_thread.h"
+#include "crypto/nss_util_internal.h"
+
+crypto::ScopedPK11Slot GetPublicNSSKeySlotForResourceContext(
+    content::ResourceContext* context) {
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+  return crypto::ScopedPK11Slot(crypto::GetPublicNSSKeySlot());
+}
+
+crypto::ScopedPK11Slot GetPrivateNSSKeySlotForResourceContext(
+    content::ResourceContext* context,
+    const base::Callback<void(crypto::ScopedPK11Slot)>& callback) {
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+  return crypto::ScopedPK11Slot(crypto::GetPrivateNSSKeySlot());
+}