Enable Chrome OS to load the user's nssdb later.

base/nss_util.h

Index: base/nss_util.h
===================================================================
--- base/nss_util.h	(revision 45593)
+++ base/nss_util.h	(working copy)
@@ -24,6 +24,11 @@
 // ever be initialized once.  NSS will be properly shut down on program exit.
 void EnsureNSSInit();
 
+#if defined(OS_CHROMEOS)
+// Open the r/w nssdb that's stored inside the user's encrypted home directory.
+void OpenPersistentNSSDB();
+#endif
+
 // Convert a NSS PRTime value into a base::Time object.
 // We use a int64 instead of PRTime here to avoid depending on NSPR headers.
 Time PRTimeToBaseTime(int64 prtime);