Use user specific NSSDatabase in CertLoader.

chrome/browser/net/nss_context.cc

+// Copyright 2014 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 "base/message_loop/message_loop_proxy.h"
+#include "chrome/browser/profiles/profile.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/resource_context.h"
+
+using content::BrowserThread;
+
+namespace {
+
+// Relays callback to the right message loop.
+void DidGetCertDBOnIOThread(
+    scoped_refptr<base::MessageLoopProxy> response_message_loop,
+    const base::Callback<void(net::NSSCertDatabase*)>& callback,
+    net::NSSCertDatabase* cert_db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+
+  response_message_loop->PostTask(FROM_HERE, base::Bind(callback, cert_db));
+}
+
+// Gets NSSCertDatabase for the resource context.
+void GetCertDBOnIOThread(
+    content::ResourceContext* context,
+    scoped_refptr<base::MessageLoopProxy> response_message_loop,
+    const base::Callback<void(net::NSSCertDatabase*)>& callback) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+
+  // Note that the callback will be used only if the cert database hasn't yet
+  // been initialized.
+  net::NSSCertDatabase* cert_db = GetNSSCertDatabaseForResourceContext(
+      context,
+      base::Bind(&DidGetCertDBOnIOThread, response_message_loop, callback));
+
+  if (cert_db)
+    DidGetCertDBOnIOThread(response_message_loop, callback, cert_db);
+}
+
+}  // namespace
+
+
+void GetNSSCertDatabaseForProfile(
+    Profile* profile,
+    const base::Callback<void(net::NSSCertDatabase*)>& callback) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  BrowserThread::PostTask(BrowserThread::IO,
+                          FROM_HERE,
+                          base::Bind(&GetCertDBOnIOThread,
+                                     profile->GetResourceContext(),
+                                     base::MessageLoopProxy::current(),
+                                     callback));
+}
+