Get rid of SCHANNEL code.

webrtc/base/schanneladapter.h

-/*
- *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_BASE_SCHANNELADAPTER_H__
-#define WEBRTC_BASE_SCHANNELADAPTER_H__
-
-#include <string>
-#include "webrtc/base/ssladapter.h"
-#include "webrtc/base/messagequeue.h"
-struct _SecBufferDesc;
-
-namespace rtc {
-
-///////////////////////////////////////////////////////////////////////////////
-
-class SChannelAdapter : public SSLAdapter, public MessageHandler {
-public:
-  SChannelAdapter(AsyncSocket* socket);
-  virtual ~SChannelAdapter();
-
-  virtual void SetMode(SSLMode mode);
-  virtual int StartSSL(const char* hostname, bool restartable);
-  virtual int Send(const void* pv, size_t cb);
-  virtual int Recv(void* pv, size_t cb);
-  virtual int Close();
-
-  // Note that the socket returns ST_CONNECTING while SSL is being negotiated.
-  virtual ConnState GetState() const;
-
-protected:
-  enum SSLState {
-    SSL_NONE, SSL_WAIT, SSL_CONNECTING, SSL_CONNECTED, SSL_ERROR
-  };
-  struct SSLImpl;
-
-  virtual void OnConnectEvent(AsyncSocket* socket);
-  virtual void OnReadEvent(AsyncSocket* socket);
-  virtual void OnWriteEvent(AsyncSocket* socket);
-  virtual void OnCloseEvent(AsyncSocket* socket, int err);
-  virtual void OnMessage(Message* pmsg);
-
-  int BeginSSL();
-  int ContinueSSL();
-  int ProcessContext(long int status, _SecBufferDesc* sbd_in,
-                     _SecBufferDesc* sbd_out);
-  int DecryptData();
-
-  int Read();
-  int Flush();
-  void Error(const char* context, int err, bool signal = true);
-  void Cleanup();
-
-  void PostEvent();
-
-private:
-  SSLState state_;
-  SSLMode mode_;
-  std::string ssl_host_name_;
-  // If true, socket will retain SSL configuration after Close.
-  bool restartable_;
-  // If true, we are delaying signalling close until all data is read.
-  bool signal_close_;
-  // If true, we are waiting to be woken up to signal readability or closure.
-  bool message_pending_;
-  SSLImpl* impl_;
-};
-
-/////////////////////////////////////////////////////////////////////////////
-
-} // namespace rtc
-
-#endif // WEBRTC_BASE_SCHANNELADAPTER_H__