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

net/android/network_change_notifier_android_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.
 
 // See network_change_notifier_android.h for design explanations.
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "net/android/network_change_notifier_android.h"
 #include "net/android/network_change_notifier_delegate_android.h"
 #include "net/base/network_change_notifier.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
 
 class NetworkChangeNotifierDelegateAndroidObserver
@@ skipping 185 matching lines @@
       base::Bind(
           &NetworkChangeNotifierObserver::notifications_count,
           base::Unretained(&connection_type_observer_)),
       base::Bind(&NetworkChangeNotifier::GetConnectionType));
   // Check that *all* the observers are notified.
   EXPECT_EQ(connection_type_observer_.notifications_count(),
             other_connection_type_observer_.notifications_count());
 }
 
 }  // namespace net