Delete old chromedriver code, and remove mongoose webserver.

chrome/test/webdriver/webdriver_session_manager.h

-// 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_WEBDRIVER_SESSION_MANAGER_H_
-#define CHROME_TEST_WEBDRIVER_WEBDRIVER_SESSION_MANAGER_H_
-
-#include <map>
-#include <string>
-
-#include "base/files/file_path.h"
-#include "base/memory/singleton.h"
-#include "base/synchronization/lock.h"
-
-namespace webdriver {
-
-class Session;
-
-// Session manager keeps track of all of the session that are currently
-// running on the machine under test. With webdriver the user is allowed
-// multiple instances of the browser on the same machine.  So 2 sessions
-// open would mean you would have 2 instances of chrome running under
-// their own profiles.
-class SessionManager {
- public:
-  // Returns the singleton instance.
-  static SessionManager* GetInstance();
-
-  void Add(Session* session);
-  bool Remove(const std::string& id);
-  bool Has(const std::string& id) const;
-
-  Session* GetSession(const std::string& id) const;
-
-  void set_port(const std::string& port);
-
-  void set_url_base(const std::string& url_base);
-  std::string url_base() const;
-
- private:
-  SessionManager();
-  ~SessionManager();
-  friend struct DefaultSingletonTraits<SessionManager>;
-
-  std::map<std::string, Session*> map_;
-  mutable base::Lock map_lock_;
-  std::string port_;
-  std::string url_base_;
-
-  DISALLOW_COPY_AND_ASSIGN(SessionManager);
-};
-
-}  // namespace webdriver
-
-#endif  // CHROME_TEST_WEBDRIVER_WEBDRIVER_SESSION_MANAGER_H_