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

chrome/browser/ui/webui/options/certificate_manager_browsertest.cc

Index: chrome/browser/ui/webui/options/certificate_manager_browsertest.cc
diff --git a/chrome/browser/ui/webui/options/certificate_manager_browsertest.cc b/chrome/browser/ui/webui/options/certificate_manager_browsertest.cc
index 5faef2495906eb1db258bb7d566cf2c6de57f3a2..d0fab46dab1bf52389e44b902a13cf7d82d5d6f3 100644
--- a/chrome/browser/ui/webui/options/certificate_manager_browsertest.cc
+++ b/chrome/browser/ui/webui/options/certificate_manager_browsertest.cc
@@ -46,10 +46,36 @@ class CertificateManagerBrowserTest : public options::OptionsUIBrowserTest {
     policy::BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
   }
 
+  void SetUpOnIOThread() {
+#if defined(OS_CHROMEOS)
+    test_nssdb_.reset(new crypto::ScopedTestNSSDB());
+#endif
+  }
+
+  void TearDownOnIOThread() {
+#if defined(OS_CHROMEOS)
+    test_nssdb_.reset();
+#endif
+  }
+
   virtual void SetUpOnMainThread() OVERRIDE {
+    content::BrowserThread::PostTask(
+        content::BrowserThread::IO,
+        FROM_HERE,
+        base::Bind(&CertificateManagerBrowserTest::SetUpOnIOThread, this));
+    content::RunAllPendingInMessageLoop(content::BrowserThread::IO);
+
     content::RunAllPendingInMessageLoop();
   }
 
+  virtual void CleanUpOnMainThread() OVERRIDE {
+    content::BrowserThread::PostTask(
+        content::BrowserThread::IO,
+        FROM_HERE,
+        base::Bind(&CertificateManagerBrowserTest::TearDownOnIOThread, this));
+    content::RunAllPendingInMessageLoop(content::BrowserThread::IO);
+  }
+
 #if defined(OS_CHROMEOS)
   void LoadONCPolicy(const std::string& filename) {
     const std::string& user_policy_blob =
@@ -86,7 +112,7 @@ class CertificateManagerBrowserTest : public options::OptionsUIBrowserTest {
   policy::MockConfigurationPolicyProvider provider_;
 #if defined(OS_CHROMEOS)
   policy::DevicePolicyCrosTestHelper device_policy_test_helper_;
-  crypto::ScopedTestNSSDB test_nssdb_;
+  scoped_ptr<crypto::ScopedTestNSSDB> test_nssdb_;
 #endif
 };