[Sync] Rework Invalidator-related unit tests

sync/notifier/invalidation_notifier.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 "sync/notifier/invalidation_notifier.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
@@ skipping 76 matching lines @@
         invalidation_client_id_, client_info_, invalidation_state_,
         initial_max_invalidation_versions_,
         invalidation_state_tracker_,
         this);
     invalidation_state_.clear();
     state_ = STARTED;
   }
   invalidation_client_.UpdateCredentials(email, token);
 }
 
-void InvalidationNotifier::SendNotification(ModelTypeSet changed_types) {
+void InvalidationNotifier::SendNotification(
+    const ObjectIdStateMap& id_state_map) {
   DCHECK(CalledOnValidThread());
   // Do nothing.
 }
 
 void InvalidationNotifier::OnInvalidate(const ObjectIdStateMap& id_state_map) {
   DCHECK(CalledOnValidThread());
   registrar_.DispatchInvalidationsToHandlers(id_state_map, REMOTE_NOTIFICATION);
 }
 
 void InvalidationNotifier::OnNotificationsEnabled() {
   DCHECK(CalledOnValidThread());
   registrar_.EmitOnNotificationsEnabled();
 }
 
 void InvalidationNotifier::OnNotificationsDisabled(
     NotificationsDisabledReason reason) {
   DCHECK(CalledOnValidThread());
   registrar_.EmitOnNotificationsDisabled(reason);
 }
 
 }  // namespace syncer