Remove socket implementation from V8.

src/platform-posix.cc

 // Copyright 2012 the V8 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.
 
 // Platform-specific code for POSIX goes here. This is not a platform on its
 // own, but contains the parts which are the same across the POSIX platforms
 // Linux, MacOS, FreeBSD, OpenBSD, NetBSD and QNX.
 
 #include <dlfcn.h>
 #include <pthread.h>
 #if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__OpenBSD__)
 #include <pthread_np.h>  // for pthread_set_name_np
 #endif
 #include <sched.h>  // for sched_yield
 #include <unistd.h>
 #include <errno.h>
 #include <time.h>
 
 #include <sys/mman.h>
-#include <sys/socket.h>
 #include <sys/resource.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #if defined(__linux__)
 #include <sys/prctl.h>  // for prctl
 #endif
 #if defined(__APPLE__) || defined(__DragonFly__) || defined(__FreeBSD__) || \
     defined(__NetBSD__) || defined(__OpenBSD__)
 #include <sys/sysctl.h>  // for sysctl
@@ skipping 721 matching lines @@
 
 void Thread::SetThreadLocal(LocalStorageKey key, void* value) {
   pthread_key_t pthread_key = LocalKeyToPthreadKey(key);
   int result = pthread_setspecific(pthread_key, value);
   ASSERT_EQ(0, result);
   USE(result);
 }
 
 
 } }  // namespace v8::internal