Cleanup more test code.

chrome/test/webdriver/session_manager.h

Index: chrome/test/webdriver/session_manager.h
diff --git a/chrome/test/webdriver/session_manager.h b/chrome/test/webdriver/session_manager.h
index c4f8729b7267eb8dd26ded42a80804a5ad84689a..959ff84671e235928d97d47598e56f4b17a36025 100644
--- a/chrome/test/webdriver/session_manager.h
+++ b/chrome/test/webdriver/session_manager.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -34,7 +34,8 @@ class SessionManager {
   Session* GetSession(const std::string& id) const;
 
  private:
-  SessionManager() : addr_(""), port_(""), count_(0) {}
+  SessionManager();
+  ~SessionManager();
   friend struct DefaultSingletonTraits<SessionManager>;
   std::string GenerateSessionID();
   std::string IPLookup(const std::string& nic);