Revert 6107 "Adds a modified copy of talk/base to webrtc/base. I..."

This breaks Chromium FYI builds and prevent roll of webrtc/libjingle to Chrome.

http://chromegw.corp.google.com/i/chromium.webrtc.fyi/builders/Win%20Builder/builds/457


> Adds a modified copy of talk/base to webrtc/base. It is the first step in migrating talk/base to webrtc/base.
> 
> BUG=N/A
> R=andrew@webrtc.org, wu@webrtc.org
> 
> Review URL: https://webrtc-codereview.appspot.com/12199004

TBR=henrike@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/14479004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6116 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/base/socketserver.h

@@ -1,44 +0,0 @@
-/*
- *  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_SOCKETSERVER_H_
-#define WEBRTC_BASE_SOCKETSERVER_H_
-
-#include "webrtc/base/socketfactory.h"
-
-namespace rtc {
-
-class MessageQueue;
-
-// Provides the ability to wait for activity on a set of sockets.  The Thread
-// class provides a nice wrapper on a socket server.
-//
-// The server is also a socket factory.  The sockets it creates will be
-// notified of asynchronous I/O from this server's Wait method.
-class SocketServer : public SocketFactory {
- public:
-  // When the socket server is installed into a Thread, this function is
-  // called to allow the socket server to use the thread's message queue for
-  // any messaging that it might need to perform.
-  virtual void SetMessageQueue(MessageQueue* queue) {}
-
-  // Sleeps until:
-  //  1) cms milliseconds have elapsed (unless cms == kForever)
-  //  2) WakeUp() is called
-  // While sleeping, I/O is performed if process_io is true.
-  virtual bool Wait(int cms, bool process_io) = 0;
-
-  // Causes the current wait (if one is in progress) to wake up.
-  virtual void WakeUp() = 0;
-};
-
-}  // namespace rtc
-
-#endif  // WEBRTC_BASE_SOCKETSERVER_H_