Move UseNonBlockingIO from a windows-only method

net/udp/udp_socket_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/udp/udp_socket.h"
 
 #include "net/udp/udp_client_socket.h"
 #include "net/udp/udp_server_socket.h"
 
 #include "base/bind.h"
@@ skipping 152 matching lines @@
 void UDPSocketTest::ConnectTest(bool use_nonblocking_io) {
   const uint16_t kPort = 9999;
   std::string simple_message("hello world!");
 
   // Setup the server to listen.
   IPEndPoint bind_address;
   CreateUDPAddress("127.0.0.1", kPort, &bind_address);
   TestNetLog server_log;
   std::unique_ptr<UDPServerSocket> server(
       new UDPServerSocket(&server_log, NetLog::Source()));
-#if defined(OS_WIN)
   if (use_nonblocking_io)
     server->UseNonBlockingIO();
-#endif
   server->AllowAddressReuse();
   int rv = server->Listen(bind_address);
   ASSERT_THAT(rv, IsOk());
 
   // Setup the client.
   IPEndPoint server_address;
   CreateUDPAddress("127.0.0.1", kPort, &server_address);
   TestNetLog client_log;
   std::unique_ptr<UDPClientSocket> client(
       new UDPClientSocket(DatagramSocket::DEFAULT_BIND, RandIntCallback(),
                           &client_log, NetLog::Source()));
-#if defined(OS_WIN)
   if (use_nonblocking_io)
     client->UseNonBlockingIO();
-#endif
 
   rv = client->Connect(server_address);
   EXPECT_THAT(rv, IsOk());
 
   // Client sends to the server.
   rv = WriteSocket(client.get(), simple_message);
   EXPECT_EQ(simple_message.length(), static_cast<size_t>(rv));
 
   // Server waits for message.
   std::string str = RecvFromSocket(server.get());
@@ skipping 657 matching lines @@
   g_expected_traffic_type = QOSTrafficTypeExcellentEffort;
   EXPECT_THAT(client.SetDiffServCodePoint(DSCP_NO_CHANGE), IsOk());
   g_expected_dscp = DSCP_DEFAULT;
   g_expected_traffic_type = QOSTrafficTypeBestEffort;
   EXPECT_THAT(client.SetDiffServCodePoint(DSCP_DEFAULT), IsOk());
   client.Close();
 }
 #endif
 
 }  // namespace net