Use std:: on symbols declared in C++-style C headers.

src/platform/socket.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 19 matching lines @@
 #if V8_OS_POSIX
 #include <sys/types.h>
 #include <sys/socket.h>
 
 #include <netinet/in.h>
 #include <netdb.h>
 
 #include <unistd.h>
 #endif
 
-#include <cerrno>
+#include <errno.h>
 
 #include "checks.h"
 #include "once.h"
 
 namespace v8 {
 namespace internal {
 
 #if V8_OS_WIN
 
 static V8_DECLARE_ONCE(initialize_winsock) = V8_ONCE_INIT;
@@ skipping 164 matching lines @@
 #elif V8_OS_WIN
   // Be sure to initialize the WinSock DLL first.
   CallOnce(&initialize_winsock, &InitializeWinsock);
 
   // Now we can safely perform WSA calls.
   return ::WSAGetLastError();
 #endif
 }
 
 } }  // namespace v8::internal