Use FakeServer-based invalidations for Sync tests (try #2)

sync/test/fake_server/fake_server_network_resources.cc

 // Copyright 2014 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 "sync/test/fake_server/fake_server_network_resources.h"
 
 #include "base/memory/scoped_ptr.h"
+#include "base/message_loop/message_loop.h"
 #include "sync/internal_api/public/base/cancelation_signal.h"
 #include "sync/internal_api/public/http_post_provider_factory.h"
 #include "sync/internal_api/public/network_time_update_callback.h"
 #include "sync/test/fake_server/fake_server.h"
 #include "sync/test/fake_server/fake_server_http_post_provider.h"
 
 using syncer::CancelationSignal;
 using syncer::HttpPostProviderFactory;
 using syncer::NetworkTimeUpdateCallback;
 
 namespace fake_server {
 
 FakeServerNetworkResources::FakeServerNetworkResources(FakeServer* fake_server)
     : fake_server_(fake_server) { }
 
 FakeServerNetworkResources::~FakeServerNetworkResources() {}
 
 scoped_ptr<syncer::HttpPostProviderFactory>
     FakeServerNetworkResources::GetHttpPostProviderFactory(
         net::URLRequestContextGetter* baseline_context_getter,
         const NetworkTimeUpdateCallback& network_time_update_callback,
         CancelationSignal* cancelation_signal) {
   return make_scoped_ptr<syncer::HttpPostProviderFactory>(
-      new FakeServerHttpPostProviderFactory(fake_server_));
+      new FakeServerHttpPostProviderFactory(
+          fake_server_,
+          base::MessageLoop::current()->message_loop_proxy()));
 }
 
 }  // namespace fake_server