Remove the dependency to ws2_32.dll from talk_base::ThreadManager and talk_base::Thread.

third_party/libjingle/overrides/talk/base/thread.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 98 matching lines @@
 
  protected:
   Runnable() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(Runnable);
 };
 
 class Thread : public MessageQueue {
  public:
-  Thread(SocketServer* ss = NULL);
+  Thread();
+  explicit Thread(SocketServer* ss);
   virtual ~Thread();
 
+  void Construct();
+
   static inline Thread* Current() {
     return ThreadManager::Instance()->CurrentThread();
   }
 
   bool IsCurrent() const {
     return ThreadManager::Instance()->CurrentThread() == this;
   }
 
   // Sleeps the calling thread for the specified number of milliseconds, during
   // which time no processing is performed. Returns false if sleeping was
@@ skipping 144 matching lines @@
 
  private:
   SocketServer* old_ss_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(SocketServerScope);
 };
 
 }  // namespace talk_base
 
 #endif  // TALK_BASE_THREAD_H_