Remove calls to deprecated MessageLoop methods on Windows and Linux.

components/sync/tools/testserver/run_sync_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 <stdint.h>
 #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/process/launch.h"
+#include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/test/test_timeouts.h"
 #include "components/sync/test/local_sync_test_server.h"
 #include "net/test/python_utils.h"
 
 static void PrintUsage() {
   printf("run_sync_testserver [--port=<port>] [--xmpp-port=<xmpp_port>]\n");
 }
 
 // Launches the chromiumsync_test.py or xmppserver_test.py scripts, which test
@@ skipping 85 matching lines @@
   std::unique_ptr<syncer::LocalSyncTestServer> test_server(
       new syncer::LocalSyncTestServer(port, xmpp_port));
   if (!test_server->Start()) {
     printf("Error: failed to start python sync test server. Exiting.\n");
     return -1;
   }
 
   printf("Python sync test server running at %s (type ctrl+c to exit)\n",
          test_server->host_port_pair().ToString().c_str());
 
-  message_loop.Run();
+  base::RunLoop().Run();
   return 0;
 }