Use a direct include of the message_loop header in net/, part 1.

net/dns/dns_config_service_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/dns/dns_config_service.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/cancelable_callback.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/test/test_timeouts.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
 
 class DnsConfigServiceTest : public testing::Test {
  public:
   void OnConfigChanged(const DnsConfig& config) {
@@ skipping 227 matching lines @@
                                  base::Unretained(this)));
   base::TimeDelta kTimeout = TestTimeouts::action_max_timeout();
   WaitForConfig(kTimeout);
   ASSERT_TRUE(last_config_.IsValid()) << "Did not receive DnsConfig in " <<
       kTimeout.InSecondsF() << "s";
 }
 #endif  // OS_POSIX || OS_WIN
 
 }  // namespace net