extensions: Remove chrome.webSocketProxyPrivate API

chrome/browser/chromeos/web_socket_proxy.h

-// 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.
-
-#ifndef CHROME_BROWSER_CHROMEOS_WEB_SOCKET_PROXY_H_
-#define CHROME_BROWSER_CHROMEOS_WEB_SOCKET_PROXY_H_
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-
-namespace chromeos {
-
-class WebSocketProxy {
- public:
-  static const size_t kBufferLimit = 12 * 1024 * 1024;
-
-  // Limits incoming websocket headers in initial stage of connection.
-  static const size_t kHeaderLimit = 32 * 1024;
-
-  // Limits number of simultaneously open connections.
-  static const size_t kConnPoolLimit = 40;
-
-  WebSocketProxy();
-  ~WebSocketProxy();
-
-  // Do not call it twice.
-  void Run();
-
-  // Terminates running server (should be called on a different thread).
-  void Shutdown();
-
-  // Call this on network change.
-  void OnNetworkChange();
-
- private:
-  void* impl_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebSocketProxy);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_WEB_SOCKET_PROXY_H_