Remove calls to deprecated MessageLoop methods on Windows and Linux.

net/tools/testserver/run_testserver.cc

 // Copyright 2013 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 <stdio.h>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/test_timeouts.h"
 #include "net/test/spawned_test_server/spawned_test_server.h"
 
 static void PrintUsage() {
   printf("run_testserver --doc-root=relpath\n"
          "               [--http|--https|--ws|--wss|--ftp]\n"
          "               [--ssl-cert=ok|mismatched-name|expired]\n");
   printf("(NOTE: relpath should be relative to the 'src' directory.\n");
 }
@@ skipping 92 matching lines @@
   if (!base::DirectoryExists(test_server->document_root())) {
     printf("Error: invalid doc root: \"%s\" does not exist!\n",
         base::UTF16ToUTF8(
             test_server->document_root().LossyDisplayName()).c_str());
     return -1;
   }
 
   printf("testserver running at %s (type ctrl+c to exit)\n",
          test_server->host_port_pair().ToString().c_str());
 
-  message_loop.Run();
+  base::RunLoop().Run();

[agl, 2016/08/06 00:44:00]

Should the |message_loop| variable be removed?

[fdoray, 2016/08/06 01:26:14]

No. It needs to exist. Throughout its lifetime, a pointer to it can be obtained
through MessageLoop::current(). RunLoop needs that pointer.

   return 0;
 }