[chromedriver] Added option to make element references W3C compliant.

chrome/test/chromedriver/session.cc

 // Copyright (c) 2012 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/test/chromedriver/session.h"
 
 #include <list>
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 103 matching lines @@
   }
   return std::string();
 }
 
 Session* GetThreadLocalSession() {
   return lazy_tls_session.Pointer()->Get();
 }
 
 void SetThreadLocalSession(std::unique_ptr<Session> session) {
   lazy_tls_session.Pointer()->Set(session.release());
-}
+}