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

sync/test/fake_server/fake_server_network_resources.cc

Index: sync/test/fake_server/fake_server_network_resources.cc
diff --git a/sync/test/fake_server/fake_server_network_resources.cc b/sync/test/fake_server/fake_server_network_resources.cc
index 56d5ea2aff09e706026b82c103d3e44853ac92e8..c3bedb013da63dd8539ee9a7fe3f8b0a8755c845 100644
--- a/sync/test/fake_server/fake_server_network_resources.cc
+++ b/sync/test/fake_server/fake_server_network_resources.cc
@@ -5,6 +5,7 @@
 #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"
@@ -28,7 +29,9 @@ scoped_ptr<syncer::HttpPostProviderFactory>
         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