Cleanup more test code.

chrome/test/webdriver/session.h

-// 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.
 
 #ifndef CHROME_TEST_WEBDRIVER_SESSION_H_
 #define CHROME_TEST_WEBDRIVER_SESSION_H_
 
 #include <string>
 
 #include "base/scoped_ptr.h"
 #include "chrome/test/webdriver/automation.h"
 #include "chrome/test/webdriver/error_codes.h"
 
+class ListValue;
+class Value;
+
 namespace base {
 class WaitableEvent;
 }
 
 namespace webdriver {
 
 // Every connection made by WebDriver maps to a session object.
 // This object creates the chrome instance and keeps track of the
 // state necessary to control the chrome browser created.
 // TODO(phajdan.jr):  Abstract UITestBase classes, see:
 // http://code.google.com/p/chromium/issues/detail?id=56865
 class Session {
  public:
   explicit Session(const std::string& id);
+  ~Session();
 
   // Creates a browser.
   bool Init();
 
   // Terminates this session and disconnects its automation proxy. After
   // invoking this method, the Session can safely be deleted.
   void Terminate();
 
   // Executes the given |script| in the context of the frame that is currently
   // the focus of this session. The |script| should be in the form of a
@@ skipping 60 matching lines @@
   std::string current_frame_xpath_;
 
   DISALLOW_COPY_AND_ASSIGN(Session);
 };
 
 }  // namespace webdriver
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(webdriver::Session);
 
 #endif  // CHROME_TEST_WEBDRIVER_SESSION_H_