AsyncSocket::newSocket fd to NetworkSocket overload

Summary: The file descriptor overload will be going away.

Reviewed By: yfeldblum

Differential Revision: D13628834

fbshipit-source-id: bc81ffdf011113479c95c1e8ae7deb4d0ff91e41

folly/io/async/test/AsyncSocketTest.cpp

@@ -28,7 +28,8 @@ namespace folly {
 
 TEST(AsyncSocketTest, getSockOpt) {
   EventBase evb;
-  std::shared_ptr<AsyncSocket> socket = AsyncSocket::newSocket(&evb, 0);
+  std::shared_ptr<AsyncSocket> socket =
+      AsyncSocket::newSocket(&evb, folly::NetworkSocket::fromFd(0));
 
   int val;
   socklen_t len;