Remove server socket references

runtime/bin/socket.cc

Index: runtime/bin/socket.cc
diff --git a/runtime/bin/socket.cc b/runtime/bin/socket.cc
index ea5154e271ab6cc7c175881431985959a2c84c89..b0b6a345d3041730a5eef7994d8e74965e1a750c 100644
--- a/runtime/bin/socket.cc
+++ b/runtime/bin/socket.cc
@@ -170,20 +170,6 @@ bool ListeningSocketRegistry::CloseSafe(intptr_t socketfd) {
 }
 
 
-Dart_Handle ListeningSocketRegistry::MarkSocketFdAsSharableHack(
-    intptr_t socketfd) {
-  MutexLocker ml(ListeningSocketRegistry::mutex_);
-
-  SocketsIterator it = sockets_by_fd_.find(socketfd);
-  if (it != sockets_by_fd_.end()) {
-    it->second->shared = true;
-    return Dart_True();
-  } else {
-    return Dart_False();
-  }
-}
-
-
 void FUNCTION_NAME(InternetAddress_Parse)(Dart_NativeArguments args) {
   const char* address =
       DartUtils::GetStringValue(Dart_GetNativeArgument(args, 0));
@@ -855,15 +841,6 @@ void FUNCTION_NAME(Socket_LeaveMulticast)(Dart_NativeArguments args) {
 }
 
 
-void FUNCTION_NAME(Socket_MarkSocketAsSharedHack)(Dart_NativeArguments args) {
-  intptr_t socketfd =
-      Socket::GetSocketIdNativeField(Dart_GetNativeArgument(args, 0));
-
-  ListeningSocketRegistry *registry = ListeningSocketRegistry::Instance();
-  Dart_SetReturnValue(args, registry->MarkSocketFdAsSharableHack(socketfd));
-}
-
-
 void Socket::SetSocketIdNativeField(Dart_Handle socket, intptr_t id) {
   Dart_Handle err =
       Dart_SetNativeInstanceField(socket, kSocketIdNativeField, id);