Convert implicit scoped_refptr constructor calls to explicit ones, part 1

net/base/listen_socket.cc

Index: net/base/listen_socket.cc
diff --git a/net/base/listen_socket.cc b/net/base/listen_socket.cc
index 0cb529d8e1b0ab70b614352435776ec976050c92..c964ec968cb0381158b25638b8e94a5c883364a7 100644
--- a/net/base/listen_socket.cc
+++ b/net/base/listen_socket.cc
@@ -121,8 +121,8 @@ SOCKET ListenSocket::Accept(SOCKET s) {
 void ListenSocket::Accept() {
   SOCKET conn = Accept(socket_);
   if (conn != kInvalidSocket) {
-    scoped_refptr<ListenSocket> sock =
-        new ListenSocket(conn, socket_delegate_);
+    scoped_refptr<ListenSocket> sock(
+        new ListenSocket(conn, socket_delegate_));
     // it's up to the delegate to AddRef if it wants to keep it around
 #if defined(OS_POSIX)
     sock->WatchSocket(WAITING_READ);