Move UseNonBlockingIO from a windows-only method

net/udp/udp_socket_perftest.cc

 // Copyright 2015 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 "base/bind.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/test/perf_time_logger.h"
 #include "net/base/io_buffer.h"
@@ skipping 76 matching lines @@
 
 void UDPSocketPerfTest::WriteBenchmark(bool use_nonblocking_io) {
   base::MessageLoopForIO message_loop;
   const uint16_t kPort = 9999;
 
   // Setup the server to listen.
   IPEndPoint bind_address;
   CreateUDPAddress("127.0.0.1", kPort, &bind_address);
   std::unique_ptr<UDPServerSocket> server(
       new UDPServerSocket(nullptr, NetLog::Source()));
-#if defined(OS_WIN)
   if (use_nonblocking_io)
     server->UseNonBlockingIO();
-#endif
   int rv = server->Listen(bind_address);
   ASSERT_THAT(rv, IsOk());
 
   // Setup the client.
   IPEndPoint server_address;
   CreateUDPAddress("127.0.0.1", kPort, &server_address);
   std::unique_ptr<UDPClientSocket> client(
       new UDPClientSocket(DatagramSocket::DEFAULT_BIND, RandIntCallback(),
                           nullptr, NetLog::Source()));
-#if defined(OS_WIN)
   if (use_nonblocking_io)
     client->UseNonBlockingIO();
-#endif
   rv = client->Connect(server_address);
   EXPECT_THAT(rv, IsOk());
 
   base::RunLoop run_loop;
   base::TimeTicks start_ticks = base::TimeTicks::Now();
   int packets = 100000;
   client->SetSendBufferSize(1024);
   WritePacketsToSocket(client.get(), packets, run_loop.QuitClosure());
   run_loop.Run();
 
   double elapsed = (base::TimeTicks::Now() - start_ticks).InSecondsF();
   LOG(INFO) << "Write speed: " << packets / 1024 / elapsed << " MB/s";
 }
 
 TEST_F(UDPSocketPerfTest, Write) {
   base::PerfTimeLogger timer("UDP_socket_write");
   WriteBenchmark(false);
 }
 
-#if defined(OS_WIN)
 TEST_F(UDPSocketPerfTest, WriteNonBlocking) {
   base::PerfTimeLogger timer("UDP_socket_write_nonblocking");
   WriteBenchmark(true);
 }
-#endif
 
 }  // namespace
 
 }  // namespace net