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

third_party/libjingle/overrides/talk/base/win32.h

Index: third_party/libjingle/overrides/talk/base/win32.h
===================================================================
--- third_party/libjingle/overrides/talk/base/win32.h	(revision 124023)
+++ third_party/libjingle/overrides/talk/base/win32.h	(working copy)
@@ -52,6 +52,14 @@
 #include "talk/base/stringutils.h"
 #include "talk/base/basictypes.h"
 
+// This is to remove the dependency to ws2_32.dll especially for chrome.

[Sergey Ulanov, 2012/02/28 21:54:02]

nit: please explain why we don't want to depend on winsock in chrome.

[Ronghua Wu (Left Chromium), 2012/02/28 23:16:57]

Done.

+// This is correct only on little-endian machines.
+#include <stdlib.h>

[Sergey Ulanov, 2012/02/28 21:54:02]

nit: move this include above, next to other system includes

[Ronghua Wu (Left Chromium), 2012/02/28 23:16:57]

Done.

+#define ntohl(x) _byteswap_ulong(x)
+#define ntohs(x) _byteswap_ushort(x)
+#define htonl(x) _byteswap_ulong(x)
+#define htons(x) _byteswap_ushort(x)
+
 namespace talk_base {
 
 const char* win32_inet_ntop(int af, const void *src, char* dst, socklen_t size);